3DS:Error codes

This Page lists all currently known 3ds Error Codes.
Error Codes (on 3ds and WiiU) are structured by a module identifier (exp:001) and a result code (exp:101).
Please note that currently not all 3ds Error Codes are known.
Any result code thats below 4 numbers here will be displayed with 0 before the actual code on the real systems. (exp: here:101 system:0101)

001 Online Services
102	Unexpected Disconnection from Network Services	Nintendo Support Page
721	Online Access restricted by Parental Controls.
803	Online Play server is down.	Server Status and Maintenance
811	Online Play server under maintenance. Refer to the link above for the Server Status and upcoming Maintenance.
002 Account Related Errors
102	Account Permanently Banned.
107	Account Temporarily Banned.
110	3DS Youtube was Discontinued.
119	Friend Module out of Date, System Update Required.
120	Game/Title out of Date, Update Required
121	Invalid Local Friend SEED Signature, possibly Modified.
123	Account Permanently Banned.
003 Network Connection Errors
299	Disabled Wireless Connection.
399	Accepted EULA version is too low.
1099	Access Point with given SSID not found.	Nintendo Support Page
1101	Access Point password incorrect or Incompatible Configuration.
2001	DNS Error. If you are using a Custom DNS Server, recheck the settings.
005 Network Installation Management
2008	eShop download failed or invalid title ticket. Delete Ticket in FBI and install it from a legitimate source like the eShop or (if it's a cart dump) from the game's cartridge.	Nintendo Support Page
4040	eShop connection timeout.	Nintendo Support Page
4069	eShop is unavailable. If the issue persists, the SD might need to be replaced.	Nintendo Support Page
4240	Temporary eShop Service issue.	Nintendo Support Page
4305	Generic Connection Timeout Error, could also mean that you are unable to download software from the eShop.	Nintendo Support Page
4320	Generic Error that displayed when formatting the console or performing a system transfer.	Nintendo Support Page
5602	Unable to connect to the eShop due to region-changed Console, change it back to the region of Origin to fix it.
5687	Generic Unable to connect to eShop error.	Nintendo Support Page
5704	Same as 5687.	Nintendo Support Page
5958	Unknown eShop error, usually seen on region-changed Consoles.
5964	NNID banned from accessing eShop, contact Nintendo Support if this is a mistake.
7545	Same as 4069.
7550	Same as 4069.
8025	Same as 4069.
8026	Same as 4069.
8029	Same as 4069.
006 Matchmaking Errors
112	Issue connecting with Pokemon Bank.	Nintendo Support Page
332	Closed Ports when attempting Matchmaking.
501	May indicate that the network is blocking traffic necessary for Online Play.	Nintendo Support Page
502	Same as 502.
612	Network is not optimal for peer-to-peer connections, possibly your network's NAT type.	Nintendo Support Page
811	Service Unavailable due to maintenance.	Nintendo Support Page
800	Unable to connect to authentication servers during the matchmaking process.	Nintendo Support Page
899	Same as 800.
007 eShop API Errors
200	Could did not access the SD Card.	Nintendo Support Page
1221	Download Code only redeemable in the relevant Software, not in the eShop.	Nintendo Support Page
2001	Error when attempting to access the eShop with a region-changed Console, fixed by changing back to the region of Origin.
2100	Connection to eShop timed out, often caused by slow download times.	Nintendo Support Pageor Server Status and Maintenance
2670	Error while attempting to connect.	Nintendo Support Page
2720	eShop SSL error.
2913	The Server is probably down. Try again later.	Nintendo Support Page
2916	Typically displayed when attempting to download a title from the eShop.	Nintendo Support Page
2920	Same as 005-2008.
2924	Invalid Language Setting when opening eShop.
3049	The eShop is down for Maintenance.	Server Status and Maintenance
6106	Occurs when attempting to re-download the software from the shop with an invalid or fake ticket.
009 eShop Application
1000	System Update required.
1001	Same as 007-3049
2705	Often caused by network timing out or losing connection with the eShop	Nintendo Support Page
2913	eShop or in-game DLC failed to download (or the server is down).	Nintendo Support Page
2916	Same as 007-2916.
2920	Same as 007-2920.
2923	Unable to use a function that requires Internet Services.	Nintendo Support Site
2924	Same as 007-2924.
2995	Download Code is/was incorrect, not yet activated, expired, entered in the wrong place, or intended for another Region than your own.	Nintendo Support Site
4077	Download not started/aborted due to insufficient Space on the SD Card.
4079	Unable to access the SD Card
4998	Local Content is newer. Unknown what causes this.
6106	AM error in NIM. Likely a bad ticket.
8401	Corrupted Update Data. Delete it and reinstall.
9001	Download Failed due to low battery.
011 eShop Site
3010	Server Timed due to inactivity.
3021	eShop title not found (wrong region or non-existent).
3136	eShop currently unavailable. Try again later.
5998	eShop is currently under maintenance.	Nintendo Support Page
6901	Console Permanently Banned (displayed in Japanese).
012 Browser Errors
1004	SSL Connection Failed.
1511	Certificate Warning.
014 Data Transfer Errors
13	System Transfer failed due to Invalid Language Setting.
16	Both Consoles have the same movable.sed, format the target console, and try again.
62	Error during System Transfer occurred, move close to the router and try again.	Nintendo Support Page
022 More Account Errors
2452	Tried to access the eShop with UNITINFO patch enabled. Turn it off in Luma\'s options.
2501	NNID is already linked to another System. Could be caused by a System Transfer (which Transfers all associated NNID's whether linked or not, restoring the Source Systems NAND) and then attempting to use an Application that uses NNIDs.
2511	System Update required (displayed by Miiverse).
2591	Same as 2501.
2613	Incorrect Email or Password when attempting to link an existing NNID. This can happen due to the NNID already being linked or when attempting to download a title from the eShop without having an NNID linked.
2631	The NNID you are trying to use has been deleted or can't be used for a system transfer. A transferable NNID will only work on the target system.	Nintendo Support Page
2633	NNID temporarily locked due to too many password attempts. Try again later.
2634	NNID is not correctly linked to the system. To fix this follow these steps and afterwards reboot and sign into the NNID again.	Said Steps
2812	Console Permanently Banned for playing Pokemon Sun & Moon online before the release date.
2815	Console Permanently Banned from accessing Miiverse by Nintendo.
5363	NNID Setting failed to load due to an incorrect language setting.
5515	Network Timeout.
032 More Browser Errors
1035	Unable to display page.
1208	Adress not supported.	Nintendo Support Page
1820	Displayed when the browser asks you if you want to visit a potentially dangerous website. Press yes if you feel it's safe to visit.
090 In-Game Specific Errors
212	The game is permanently banned from Pokemon Global Link for using altered or illegal save data.