3DS:Ctrcheck - Revision history

Cominou: Added link to 3DS:Ctrcheck/Messages (untranslatable page)

2026-03-18T04:23:40Z

Added link to 3DS:Ctrcheck/Messages (untranslatable page)

← Older revision		Revision as of 04:23, 18 March 2026
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	<translate>=== Section II - ctrcheck === <!--T:15--></translate>		<translate>=== Section II - ctrcheck === <!--T:15--></translate>

			''<translate>For more information about possible errors and information given by ctrcheck, See [[<tvar name=message_link>3DS:Ctrcheck/Messages</tvar>\|ctrcheck message list]].</translate>''

	# <translate><!--T:16--> Hold {{B\|START}}, and while holding {{B\|START}}, power on your console. This will launch GodMode9</translate>		# <translate><!--T:16--> Hold {{B\|START}}, and while holding {{B\|START}}, power on your console. This will launch GodMode9</translate>

Ihaveahax: Marked this version for translation

2026-01-03T04:21:03Z

Marked this version for translation

Ihaveahax: use Template:ml where needed

2026-01-03T04:20:52Z

use Template:ml where needed

Ihaveahax: adjust translation tags, especially for info template; correctly categorize

2026-01-03T04:19:04Z

adjust translation tags, especially for info template; correctly categorize

← Older revision		Revision as of 04:19, 3 January 2026
Line 25:		Line 25:
	** <translate>To download, right-click/long-press the link and select <code>Save link as...</code> or similar, then rename the downloaded file to <code>ctrcheck.gm9</code> if it is not named exactly that</translate>		** <translate>To download, right-click/long-press the link and select <code>Save link as...</code> or similar, then rename the downloaded file to <code>ctrcheck.gm9</code> if it is not named exactly that</translate>
	* <translate>A device that you can use to transfer files to your 3DS, either via an SD slot or via [[3DS:FTP\|FTP]]</translate>		* <translate>A device that you can use to transfer files to your 3DS, either via an SD slot or via [[3DS:FTP\|FTP]]</translate>


	<translate>=== Section I - Prep Work ===</translate>		<translate>=== Section I - Prep Work ===</translate>
Line 52:		Line 51:
	#* <translate><code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate><code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	# <translate>If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there</translate>		# <translate>If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there</translate>
	~~<translate>~~{{info\|text=The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.}}</translate>		{{info\|text=<translate>The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.</translate>}}

	[[Category:Unbricking]]		[[Category:Unbricking{{#translation:}}]]
	[[Category:Nintendo 3DS troubleshooting]]		[[Category:Nintendo 3DS troubleshooting{{#translation:}}]]

Aless: Prepared the page for translation.

2026-01-03T03:59:55Z

Prepared the page for translation.

← Older revision		Revision as of 03:59, 3 January 2026
Line 1:		Line 1:
			<languages/>
	{{Lowercase title}}{{Infobox homebrew		{{Lowercase title}}{{Infobox homebrew
	\| title = ctrcheck		\| title = ctrcheck
Line 9:		Line 10:
	}}		}}

	'''ctrcheck''' is a custom GodMode9 script that does a large number of [[wikipedia:Sanity check\|sanity checks]] and [[wikipedia:Checksum\|checksums]] on a 3DS' firmware and SD card to make troubleshooting easier through [[wikipedia:Fault isolation\|fault isolation]], though it can also automatically fix certain issues.		<translate>'''ctrcheck''' is a custom GodMode9 script that does a large number of [[wikipedia:Sanity check\|sanity checks]] and [[wikipedia:Checksum\|checksums]] on a 3DS' firmware and SD card to make troubleshooting easier through [[wikipedia:Fault isolation\|fault isolation]], though it can also automatically fix certain issues.

	== Required Reading ==		== Required Reading ==
Line 20:		Line 21:

	=== What You Need ===		=== What You Need ===
			</translate>
			* <translate>The latest version of [https://raw.githubusercontent.com/nh-server/scripts/main/3DS/ctrcheck.gm9 ctrcheck.gm9]</translate>
			** <translate>To download, right-click/long-press the link and select <code>Save link as...</code> or similar, then rename the downloaded file to <code>ctrcheck.gm9</code> if it is not named exactly that</translate>
			* <translate>A device that you can use to transfer files to your 3DS, either via an SD slot or via [[3DS:FTP\|FTP]]</translate>

	* The latest version of [https://raw.githubusercontent.com/nh-server/scripts/main/3DS/ctrcheck.gm9 ctrcheck.gm9]
	** To download, right-click/long-press the link and select <code>Save link as...</code> or similar, then rename the downloaded file to <code>ctrcheck.gm9</code> if it is not named exactly that
	* A device that you can use to transfer files to your 3DS, either via an SD slot or via [[3DS:FTP\|FTP]]

			<translate>=== Section I - Prep Work ===</translate>

	~~=== Section I - Prep Work ===~~		# <translate>Power off your console and insert the SD card into your device</translate>
			# <translate>Copy the downloaded <code>ctrcheck.gm9</code> into <code>sd:/gm9/scripts</code> on the SD card</translate>
			# <translate>If GodMode9 either is not installed or is outdated (the latest version is v2.2.1), [[3DS:GodMode9#Installation\|install the latest version now]]</translate>
			# <translate>Reinsert the SD card into your console</translate>

	~~# Power off your console and insert the SD card into your device~~		<translate>=== Section II - ctrcheck ===</translate>
	~~# Copy the downloaded~~ <~~code~~>ctrcheck~~.gm9~~</~~code~~> ~~into <code>sd:/gm9/scripts</code> on the SD card~~
	~~# If GodMode9 either is not installed or is outdated (the latest version is v2.2.1), [[3DS:GodMode9#Installation\|install the latest version now]]~~
	~~# Reinsert the SD card into your console~~

	~~=== Section II - ctrcheck ===~~		# <translate>Hold {{B\|START}}, and while holding {{B\|START}}, power on your console. This will launch GodMode9</translate>
			# <translate>Press the {{B\|HOME}} button, then go into '''Scripts...''' -> '''ctrcheck'''</translate>
	# Hold {{B\|START}}, and while holding {{B\|START}}, power on your console. This will launch GodMode9		#* <translate>If ctrcheck does not appear here, go into the folder <code>0:/gm9/scripts</code> and manually rename it to <code>ctrcheck.gm9</code> by highlighting it and pressing {{B\|R\|X}}, then reopen the scripts menu</translate>
	# Press the {{B\|HOME}} button, then go into '''Scripts...''' -> '''ctrcheck'''		# <translate>Based on the type of issue you're having, select one of the top three options</translate>
	#* If ctrcheck does not appear here, go into the folder <code>0:/gm9/scripts</code> and manually rename it to <code>ctrcheck.gm9</code> by highlighting it and pressing {{B\|R\|X}}, then reopen the scripts menu		#* <translate>If you are even slightly unsure about what type of issue it is, pick '''All'''</translate>
	# Based on the type of issue you're having, select one of the top three options		# <translate>Accept any prompts to fix issues and unlock sysNAND write permissions that appear, perform data recovery and rerun the script if instructed to, and then read the results on the top screen once the script is entirely finished</translate>
	#* If you are even slightly unsure about what type of issue it is, pick '''All'''		# <translate>If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:</translate>
	# Accept any prompts to fix issues and unlock sysNAND write permissions that appear, perform data recovery and rerun the script if instructed to, and then read the results on the top screen once the script is entirely finished		#* <translate><code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:		#* <translate><code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists</translate>
	#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}		#** <translate>This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement</translate>
	#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists		#* <translate><code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps</translate>
	#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement		#* <translate><code>Warning: There is no boot.firm/boot.3dsx in the SD card root</code>: Follow [[3dsguide:restoring-updating-cfw\|Restoring / Updating CFW]] to reacquire the file(s)</translate>
	#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps		#* <translate><code>Critical: NAND is unreadable at _______...?</code>: Your console's internal storage is damaged in a way that may require advanced troubleshooting to fix. Ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* <code>Warning: There is no boot.firm/boot.3dsx in the SD card root</code>: Follow [[3dsguide:restoring-updating-cfw\|Restoring / Updating CFW]] to reacquire the file(s)		#* <translate>One or more of movable.sed, LFCS, SecureInfo, and/or HWCAL is marked as either <code>invalid</code> or <code>still invalid after a recovery attempt</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* <code>Critical: NAND is unreadable at _______...?</code>: Your console's internal storage is damaged in a way that may require advanced troubleshooting to fix. Ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}		#* <translate><code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* One or more of movable.sed, LFCS, SecureInfo, and/or HWCAL is marked as either <code>invalid</code> or <code>still invalid after a recovery attempt</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}		# <translate>If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there</translate>
	#* <code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}		<translate>{{info\|text=The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.}}</translate>
	# If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there
	{{info\|text=The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.}}

	[[Category:Unbricking]]		[[Category:Unbricking]]
	[[Category:Nintendo 3DS troubleshooting]]		[[Category:Nintendo 3DS troubleshooting]]

ManiacOfHomebrew: GM9 updated

2025-11-18T01:57:39Z

GM9 updated

← Older revision		Revision as of 01:57, 18 November 2025
Line 30:		Line 30:
	# Power off your console and insert the SD card into your device		# Power off your console and insert the SD card into your device
	# Copy the downloaded <code>ctrcheck.gm9</code> into <code>sd:/gm9/scripts</code> on the SD card		# Copy the downloaded <code>ctrcheck.gm9</code> into <code>sd:/gm9/scripts</code> on the SD card
	# If GodMode9 either is not installed or is outdated (the latest version is v2.2.0), [[3DS:GodMode9#Installation\|install the latest version now]]		# If GodMode9 either is not installed or is outdated (the latest version is v2.2.1), [[3DS:GodMode9#Installation\|install the latest version now]]
	# Reinsert the SD card into your console		# Reinsert the SD card into your console

Ihaveahax: Text replacement - "\[\[Get support\|(.*?)\]\]" to "{{ml|Get support|$1}}"

2025-07-30T17:13:28Z

Text replacement - "\[\[Get support\|(.*?)\]\]" to "{{ml|Get support|$1}}"

ItsCrocoSwine: Small wording change

2025-05-04T22:35:30Z

Small wording change

← Older revision		Revision as of 22:35, 4 May 2025
Line 43:		Line 43:
	# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:		# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:
	#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the [[Get support\|Nintendo Homebrew Discord]]		#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the [[Get support\|Nintendo Homebrew Discord]]
	#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing boot.firm if it is already ~~there~~		#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists
	#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement		#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement
	#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps		#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps

ItsCrocoSwine: Use Special:DownloadWithFilename to name Luma_ignore_cfgnor.firm as boot.firm

2025-05-04T18:43:09Z

Use Special:DownloadWithFilename to name Luma_ignore_cfgnor.firm as boot.firm

← Older revision		Revision as of 18:43, 4 May 2025
Line 43:		Line 43:
	# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:		# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:
	#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the [[Get support\|Nintendo Homebrew Discord]]		#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the [[Get support\|Nintendo Homebrew Discord]]
	#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[~~Media~~:Luma ignore cfgnor.firm\| special build of Luma]]~~, rename it to <code>boot.firm</code>~~ and put it on the root of your SD card		#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing boot.firm if it is already there
	#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement		#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement
	#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps		#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps

Lizzie: accedentialy deleted the step to rename to boot.firm

2025-05-04T17:59:08Z

accedentialy deleted the step to rename to boot.firm

← Older revision		Revision as of 17:59, 4 May 2025
Line 43:		Line 43:
	# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:		# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:
	#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the [[Get support\|Nintendo Homebrew Discord]]		#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the [[Get support\|Nintendo Homebrew Discord]]
	#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Media:Luma ignore cfgnor.firm\| special build of Luma]], and put it on the root of your SD card.		#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Media:Luma ignore cfgnor.firm\| special build of Luma]], rename it to <code>boot.firm</code> and put it on the root of your SD card
	#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement		#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement
	#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps		#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps

← Older revision		Revision as of 04:21, 3 January 2026
Line 10:		Line 10:
	}}		}}

	<translate>'''ctrcheck''' is a custom GodMode9 script that does a large number of [[wikipedia:Sanity check\|sanity checks]] and [[wikipedia:Checksum\|checksums]] on a 3DS' firmware and SD card to make troubleshooting easier through [[wikipedia:Fault isolation\|fault isolation]], though it can also automatically fix certain issues.		<translate><!--T:1-->
			'''ctrcheck''' is a custom GodMode9 script that does a large number of [[wikipedia:Sanity check\|sanity checks]] and [[wikipedia:Checksum\|checksums]] on a 3DS' firmware and SD card to make troubleshooting easier through [[wikipedia:Fault isolation\|fault isolation]], though it can also automatically fix certain issues.

	== Required Reading ==		== Required Reading == <!--T:2-->

			<!--T:3-->
	ctrcheck does not fix the majority of issues by itself, and instead only informs the user that they exist. Some of the issues it checks for may still require large amounts of knowledge to fix - this script is not a 'miracle cure' and should not be treated as such.		ctrcheck does not fix the majority of issues by itself, and instead only informs the user that they exist. Some of the issues it checks for may still require large amounts of knowledge to fix - this script is not a 'miracle cure' and should not be treated as such.

			<!--T:4-->
	Additionally, ctrcheck cannot check whether the SD is damaged, only certain specific issues with reading its data. If you have an issue that might be caused by an SD being corrupted or formatted badly, the pages {{ml\|Formatting an SD card}} and/or {{ml\|Checking SD card integrity}} will be far more useful.		Additionally, ctrcheck cannot check whether the SD is damaged, only certain specific issues with reading its data. If you have an issue that might be caused by an SD being corrupted or formatted badly, the pages {{ml\|Formatting an SD card}} and/or {{ml\|Checking SD card integrity}} will be far more useful.

	== Instructions ==		== Instructions == <!--T:5-->

	=== What You Need ===		=== What You Need === <!--T:6-->
	</translate>		</translate>
	* <translate>The latest version of [https://raw.githubusercontent.com/nh-server/scripts/main/3DS/ctrcheck.gm9 ctrcheck.gm9]</translate>		* <translate><!--T:7--> The latest version of [https://raw.githubusercontent.com/nh-server/scripts/main/3DS/ctrcheck.gm9 ctrcheck.gm9]</translate>
	** <translate>To download, right-click/long-press the link and select <code>Save link as...</code> or similar, then rename the downloaded file to <code>ctrcheck.gm9</code> if it is not named exactly that</translate>		** <translate><!--T:8--> To download, right-click/long-press the link and select <code>Save link as...</code> or similar, then rename the downloaded file to <code>ctrcheck.gm9</code> if it is not named exactly that</translate>
	* <translate>A device that you can use to transfer files to your 3DS, either via an SD slot or via [[3DS:FTP\|FTP]]</translate>		* <translate><!--T:9--> A device that you can use to transfer files to your 3DS, either via an SD slot or via [[3DS:FTP\|FTP]]</translate>

	<translate>=== Section I - Prep Work ===</translate>		<translate>=== Section I - Prep Work === <!--T:10--></translate>

	# <translate>Power off your console and insert the SD card into your device</translate>		# <translate><!--T:11--> Power off your console and insert the SD card into your device</translate>
	# <translate>Copy the downloaded <code>ctrcheck.gm9</code> into <code>sd:/gm9/scripts</code> on the SD card</translate>		# <translate><!--T:12--> Copy the downloaded <code>ctrcheck.gm9</code> into <code>sd:/gm9/scripts</code> on the SD card</translate>
	# <translate>If GodMode9 either is not installed or is outdated (the latest version is v2.2.1), [[3DS:GodMode9#Installation\|install the latest version now]]</translate>		# <translate><!--T:13--> If GodMode9 either is not installed or is outdated (the latest version is v2.2.1), [[3DS:GodMode9#Installation\|install the latest version now]]</translate>
	# <translate>Reinsert the SD card into your console</translate>		# <translate><!--T:14--> Reinsert the SD card into your console</translate>

	<translate>=== Section II - ctrcheck ===</translate>		<translate>=== Section II - ctrcheck === <!--T:15--></translate>

	# <translate>Hold {{B\|START}}, and while holding {{B\|START}}, power on your console. This will launch GodMode9</translate>		# <translate><!--T:16--> Hold {{B\|START}}, and while holding {{B\|START}}, power on your console. This will launch GodMode9</translate>
	# <translate>Press the {{B\|HOME}} button, then go into '''Scripts...''' -> '''ctrcheck'''</translate>		# <translate><!--T:17--> Press the {{B\|HOME}} button, then go into '''Scripts...''' -> '''ctrcheck'''</translate>
	#* <translate>If ctrcheck does not appear here, go into the folder <code>0:/gm9/scripts</code> and manually rename it to <code>ctrcheck.gm9</code> by highlighting it and pressing {{B\|R\|X}}, then reopen the scripts menu</translate>		#* <translate><!--T:18--> If ctrcheck does not appear here, go into the folder <code>0:/gm9/scripts</code> and manually rename it to <code>ctrcheck.gm9</code> by highlighting it and pressing {{B\|R\|X}}, then reopen the scripts menu</translate>
	# <translate>Based on the type of issue you're having, select one of the top three options</translate>		# <translate><!--T:19--> Based on the type of issue you're having, select one of the top three options</translate>
	#* <translate>If you are even slightly unsure about what type of issue it is, pick '''All'''</translate>		#* <translate><!--T:20--> If you are even slightly unsure about what type of issue it is, pick '''All'''</translate>
	# <translate>Accept any prompts to fix issues and unlock sysNAND write permissions that appear, perform data recovery and rerun the script if instructed to, and then read the results on the top screen once the script is entirely finished</translate>		# <translate><!--T:21--> Accept any prompts to fix issues and unlock sysNAND write permissions that appear, perform data recovery and rerun the script if instructed to, and then read the results on the top screen once the script is entirely finished</translate>
	# <translate>If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:</translate>		# <translate><!--T:22--> If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:</translate>
	#* <translate><code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or {{ml\|3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS}} (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate><!--T:23--> <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or {{ml\|3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS}} (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* <translate><code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists</translate>		#* <translate><!--T:24--> <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists</translate>
	#** <translate>This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement</translate>		#** <translate><!--T:25--> This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement</translate>
	#* <translate><code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps</translate>		#* <translate><!--T:26--> <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps</translate>
	#* <translate><code>Warning: There is no boot.firm/boot.3dsx in the SD card root</code>: Follow [[3dsguide:restoring-updating-cfw\|Restoring / Updating CFW]] to reacquire the file(s)</translate>		#* <translate><!--T:27--> <code>Warning: There is no boot.firm/boot.3dsx in the SD card root</code>: Follow [[3dsguide:restoring-updating-cfw\|Restoring / Updating CFW]] to reacquire the file(s)</translate>
	#* <translate><code>Critical: NAND is unreadable at _______...?</code>: Your console's internal storage is damaged in a way that may require advanced troubleshooting to fix. Ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate><!--T:28--> <code>Critical: NAND is unreadable at _______...?</code>: Your console's internal storage is damaged in a way that may require advanced troubleshooting to fix. Ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* <translate>One or more of movable.sed, LFCS, SecureInfo, and/or HWCAL is marked as either <code>invalid</code> or <code>still invalid after a recovery attempt</code>: If you have a NAND backup from before this happened, {{ml\|3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it}}. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate><!--T:29--> One or more of movable.sed, LFCS, SecureInfo, and/or HWCAL is marked as either <code>invalid</code> or <code>still invalid after a recovery attempt</code>: If you have a NAND backup from before this happened, {{ml\|3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it}}. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* <translate><code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, {{ml\|3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it}}. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate><!--T:30--> <code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, {{ml\|3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it}}. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	# <translate>If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there</translate>		# <translate><!--T:31--> If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there</translate>
	{{info\|text=<translate>The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.</translate>}}		{{info\|text=<translate><!--T:32--> The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.</translate>}}

	[[Category:Unbricking{{#translation:}}]]		[[Category:Unbricking{{#translation:}}]]
	[[Category:Nintendo 3DS troubleshooting{{#translation:}}]]		[[Category:Nintendo 3DS troubleshooting{{#translation:}}]]

← Older revision		Revision as of 04:20, 3 January 2026
Line 16:		Line 16:
	ctrcheck does not fix the majority of issues by itself, and instead only informs the user that they exist. Some of the issues it checks for may still require large amounts of knowledge to fix - this script is not a 'miracle cure' and should not be treated as such.		ctrcheck does not fix the majority of issues by itself, and instead only informs the user that they exist. Some of the issues it checks for may still require large amounts of knowledge to fix - this script is not a 'miracle cure' and should not be treated as such.

	Additionally, ctrcheck cannot check whether the SD is damaged, only certain specific issues with reading its data. If you have an issue that might be caused by an SD being corrupted or formatted badly, the pages [[Formatting an SD card]] and/or [[Checking SD card integrity]] will be far more useful.		Additionally, ctrcheck cannot check whether the SD is damaged, only certain specific issues with reading its data. If you have an issue that might be caused by an SD being corrupted or formatted badly, the pages {{ml\|Formatting an SD card}} and/or {{ml\|Checking SD card integrity}} will be far more useful.

	== Instructions ==		== Instructions ==
Line 42:		Line 42:
	# <translate>Accept any prompts to fix issues and unlock sysNAND write permissions that appear, perform data recovery and rerun the script if instructed to, and then read the results on the top screen once the script is entirely finished</translate>		# <translate>Accept any prompts to fix issues and unlock sysNAND write permissions that appear, perform data recovery and rerun the script if instructed to, and then read the results on the top screen once the script is entirely finished</translate>
	# <translate>If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:</translate>		# <translate>If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:</translate>
	#* <translate><code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate><code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or {{ml\|3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS}} (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* <translate><code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists</translate>		#* <translate><code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists</translate>
	#** <translate>This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement</translate>		#** <translate>This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement</translate>
Line 48:		Line 48:
	#* <translate><code>Warning: There is no boot.firm/boot.3dsx in the SD card root</code>: Follow [[3dsguide:restoring-updating-cfw\|Restoring / Updating CFW]] to reacquire the file(s)</translate>		#* <translate><code>Warning: There is no boot.firm/boot.3dsx in the SD card root</code>: Follow [[3dsguide:restoring-updating-cfw\|Restoring / Updating CFW]] to reacquire the file(s)</translate>
	#* <translate><code>Critical: NAND is unreadable at _______...?</code>: Your console's internal storage is damaged in a way that may require advanced troubleshooting to fix. Ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate><code>Critical: NAND is unreadable at _______...?</code>: Your console's internal storage is damaged in a way that may require advanced troubleshooting to fix. Ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* <translate>One or more of movable.sed, LFCS, SecureInfo, and/or HWCAL is marked as either <code>invalid</code> or <code>still invalid after a recovery attempt</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate>One or more of movable.sed, LFCS, SecureInfo, and/or HWCAL is marked as either <code>invalid</code> or <code>still invalid after a recovery attempt</code>: If you have a NAND backup from before this happened, {{ml\|3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it}}. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	#* <translate><code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>		#* <translate><code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, {{ml\|3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it}}. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}</translate>
	# <translate>If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there</translate>		# <translate>If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there</translate>
	{{info\|text=<translate>The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.</translate>}}		{{info\|text=<translate>The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.</translate>}}

← Older revision		Revision as of 17:13, 30 July 2025
Line 42:		Line 42:
	# Accept any prompts to fix issues and unlock sysNAND write permissions that appear, perform data recovery and rerun the script if instructed to, and then read the results on the top screen once the script is entirely finished		# Accept any prompts to fix issues and unlock sysNAND write permissions that appear, perform data recovery and rerun the script if instructed to, and then read the results on the top screen once the script is entirely finished
	# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:		# If you are following this guide at someone else's request, send a copy of the results to that person. Otherwise, if the results include any of the following, do the matching instructions:
	#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the [[Get support\|Nintendo Homebrew Discord]]		#* <code>______ installed to firm0/firm1</code>: If the result type is <code>Information</code>, you may ignore this line. If the type is <code>Warning</code> or <code>Critical</code>, follow either [[3dsguide:updating-b9s\|Updating B9S]] (if using boot9strap) or [[3DS:Fastboot3DS/Usage#Updating_fastboot3DS\|Updating fastboot3DS]] (if using fastboot3DS) to get the latest version of a known good bootloader. If the type is <code>Error</code> and both FIRM0 and FIRM1 are affected, ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}
	#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists		#* <code>Critical: NVRAM is inaccessible</code>: If your console is an old model (no ZL/ZR shoulder buttons and no C-Stick), try reseating the Wi-Fi module on the motherboard. If this does not fix it or you have a new model, download this [[Special:DownloadWithFilename/File:Luma ignore cfgnor.firm/boot.firm\| special build of Luma]] and put it on the root of your SD card, replacing <code>boot.firm</code> if it already exists
	#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement		#** This build does not fix the issue, only stop it from causing system crashes. You will still be unable to play DS games, and if you were unable to use Wi-Fi it will also stay broken - fixing these entirely requires a hardware replacement
	#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps		#* <code>Warning: The SD title database needs to be reset</code>: Using [[3dsguide:images/screenshots/database-reset.jpg\|this picture]] as a guide, reset the title database. After you reset, follow [[3dsguide:finalizing-setup\|Finalizing Setup]] to reacquire the homebrew apps
	#* <code>Warning: There is no boot.firm/boot.3dsx in the SD card root</code>: Follow [[3dsguide:restoring-updating-cfw\|Restoring / Updating CFW]] to reacquire the file(s)		#* <code>Warning: There is no boot.firm/boot.3dsx in the SD card root</code>: Follow [[3dsguide:restoring-updating-cfw\|Restoring / Updating CFW]] to reacquire the file(s)
	#* <code>Critical: NAND is unreadable at _______...?</code>: Your console's internal storage is damaged in a way that may require advanced troubleshooting to fix. Ask for help in the [[Get support\|Nintendo Homebrew Discord]]		#* <code>Critical: NAND is unreadable at _______...?</code>: Your console's internal storage is damaged in a way that may require advanced troubleshooting to fix. Ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}
	#* One or more of movable.sed, LFCS, SecureInfo, and/or HWCAL is marked as either <code>invalid</code> or <code>still invalid after a recovery attempt</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the [[Get support\|Nintendo Homebrew Discord]]		#* One or more of movable.sed, LFCS, SecureInfo, and/or HWCAL is marked as either <code>invalid</code> or <code>still invalid after a recovery attempt</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}
	#* <code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the [[Get support\|Nintendo Homebrew Discord]]		#* <code>Critical: n3DS has an o3DS NAND header</code>: If you have a NAND backup from before this happened, [[3DS:GodMode9/Usage#Restoring_a_NAND_backup\|restore it]]. If you do not, then ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}}
	# If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the [[Get support\|Nintendo Homebrew Discord]] and provide the full output of ctrcheck there		# If any other result(s) of the type <code>Warning</code>, <code>Critical</code>, or <code>Error</code> appear, you may want to ask for help in the {{ml\|Get support\|Nintendo Homebrew Discord}} and provide the full output of ctrcheck there
	{{info\|text=The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.}}		{{info\|text=The results found on the top screen are also stored on the SD card in the file <code>sd:/gm9/ctrcheck_latest.txt</code> - however, if you run ctrcheck again, that file will be overwritten with the new results. To avoid this, enabling permanent logging will also append the results to the file <code>sd:/gm9/ctrcheck_log.txt</code>.}}

	[[Category:Unbricking]]		[[Category:Unbricking]]
	[[Category:Nintendo 3DS troubleshooting]]		[[Category:Nintendo 3DS troubleshooting]]