Error code index
Every code listed here has a guide that explains what it means and how to fix it. Codes without a guide are not listed; search for yours if it is missing.
Windows error codes
All windows error codes →- 0x000003E3Printer error 0x000003e3: "Operation failed" when adding a printer
- 0x4Remote Desktop error 0x204: "We couldn't connect to the remote PC"
- 0x6D9Windows Defender Firewall error 0x800706d9: how to fix it
- 0x117NVIDIA driver error: "Display driver stopped responding and has recovered"
- 0x204Remote Desktop error 0x204: "We couldn't connect to the remote PC"
- 0x803FA067Windows activation error 0x803fa067: how to fix it
- 0x800706D9Windows Defender Firewall error 0x800706d9: how to fix it
- 0x80070520Xbox app and Microsoft Store error 0x80070520: how to fix it
- 0xC000000FWindows error 0xc000000f (often typed 0xc00000f): how to fix it
- 0xC00000FWindows error 0xc000000f (often typed 0xc00000f): how to fix it
- 3F0"Boot Device Not Found. Please install an operating system on your hard disk" (3F0): how to fix it
- CM_PROB_FAILED_STARTDevice Manager "This device cannot start (Code 10)": how to fix it
- Code 10Device Manager "This device cannot start (Code 10)": how to fix it
- Code 43NVIDIA GPU error Code 43: how to fix "Windows has stopped this device"
- DNS_PROBE_FINISHED_NXDOMAINDNS_PROBE_FINISHED_NXDOMAIN: what it means and how to fix it
- ERR_CONNECTION_REFUSEDERR_CONNECTION_REFUSED in Chrome: what it means and how to fix it
- ERR_CONNECTION_RESETERR_CONNECTION_RESET in Chrome: what it means and how to fix it
- No audio output device is installed"No audio output device is installed" in Windows: how to fix it
- NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driverNVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver (Linux)
- RPC_S_NO_MORE_ENDPOINTSWindows Defender Firewall error 0x800706d9: how to fix it
Windows Update error codes
All windows update error codes →- 0x800F0831Windows Update error 0x800f0831: how to fix it
- 0x800F0922Windows 11 update error: what the code means and how to fix it
- 0x800F0922Windows Update error 0x800f0922: how to fix it
- 0x800705B4Windows 11 update error: what the code means and how to fix it
- 0x8007000DWindows 11 update error: what the code means and how to fix it
- 0x8007001FWindows 11 upgrade error 0x8007001F: how to fix it
- 0x8007001F - 0x3000DWindows 11 upgrade error 0x8007001F: how to fix it
- 0x8007007FWindows 11 upgrade error 0x8007007f: how to fix it
- 0x8007007F-0x2000AWindows 11 upgrade error 0x8007007f: how to fix it
- 0x8024402DWindows 11 update error: what the code means and how to fix it
- 0x80070005Windows 11 update error: what the code means and how to fix it
- 0x80070005Windows Update error 0x80070005 (access denied): how to fix it
- 0x80070057Windows 11 update error: what the code means and how to fix it
- 0x80070422Windows 11 update error: what the code means and how to fix it
- 0x80070643Windows Update error 0x80070643: how to fix it
- 0x80073701Windows Update error 0x80073701: how to fix it
- 0x80073712Windows Update error 0x80073712: how to fix it
- 0x80240034Windows 11 update error: what the code means and how to fix it
- 0x80244007Windows Update error 0x80244007: what it means and how to fix it
- 0x80248014Windows 11 update error: what the code means and how to fix it
- 0xC1900101Windows 11 update error: what the code means and how to fix it
- CBS_E_INSTALLERS_FAILEDWindows Update error 0x800f0922: how to fix it
- WU_E_PT_SOAPCLIENT_SOAPFAULTWindows Update error 0x80244007: what it means and how to fix it
BSOD stop codes
All bsod stop codes →Application error codes
All application error codes →- 0x0Office for Mac "Unknown error, the error code is 0x0": how to fix it
- 0x80070005Chrome "error code 5": what it means and how to fix it
- 0xC0000005Chrome "Aw, Snap!" STATUS_ACCESS_VIOLATION: how to fix it
- 147-0Microsoft Office error code 147-0: how to fix it
- 1603Installer error 1603: "A fatal error occurred during installation" and how to fix it
- 2502Installer error 2503 "Called RunScript when not marked in progress": how to fix it
- 2503Installer error 2503 "Called RunScript when not marked in progress": how to fix it
- ERR_INVALID_HANDLEChrome "error code 5": what it means and how to fix it
- Error opening file for writingOBS "Error opening file for writing": how to fix it
- ERROR_INSTALL_FAILUREInstaller error 1603: "A fatal error occurred during installation" and how to fix it
- msvcp140.dllmsvcp140.dll is missing or not found: how to fix it
- STATUS_ACCESS_VIOLATIONChrome "error code 5": what it means and how to fix it
- STATUS_ACCESS_VIOLATIONChrome "Aw, Snap!" STATUS_ACCESS_VIOLATION: how to fix it
Game error codes
All game error codes →- -105Steam error code -105: "Unable to connect to the server" and how to fix it
- -118Steam error code -118: "Unable to connect to server" and how to fix it
- (4, 40000430)BattlEye error in Arma Reforger: how to fix "Failed to install BattlEye Service"
- (4, 50000570)BattlEye error in Arma Reforger: how to fix "Failed to install BattlEye Service"
- 0x803F8001Minecraft Launcher error 0x803F8001: how to fix it
- 0x887A0005DXGI_ERROR_DEVICE_HUNG (0x887A0006): how to fix the game crash
- 0x887A0005Apex Legends DXGI_ERROR_DEVICE_REMOVED: how to fix the crash
- 0x887A0006DXGI_ERROR_DEVICE_HUNG (0x887A0006): how to fix the game crash
- 0x887A0006Apex Legends DXGI_ERROR_DEVICE_REMOVED: how to fix the crash
- 262Roblox error code 262: how to fix "There was a problem sending data"
- 267Roblox error code 267: why you were kicked and what you can do
- 279Roblox error code 279: how to fix "Disconnected" and failed connections
- 577BattlEye error in DayZ: how to fix service, driver and kick messages
- 1275BattlEye error in DayZ: how to fix service, driver and kick messages
- 1603Epic Games error EOS-ERR-1603 (installation of Epic Online Services failed): how to fix it
- 30004Easy Anti-Cheat error code 30004: how to fix it
- AS-202Epic Games Launcher error AS-202: how to fix the sign-in failure
- Disk write errorSteam "Disk write error" when updating a game: how to fix it
- DXGI_ERROR_DEVICE_HUNGDXGI_ERROR_DEVICE_HUNG (0x887A0006): how to fix the game crash
- DXGI_ERROR_DEVICE_REMOVEDDXGI_ERROR_DEVICE_HUNG (0x887A0006): how to fix the game crash
- DXGI_ERROR_DEVICE_REMOVEDApex Legends DXGI_ERROR_DEVICE_REMOVED: how to fix the crash
- e87Steam error code E87: how to fix the login error
- E87Steam error code E87: how to fix the login error
- EOS-ERR-1603Epic Games error EOS-ERR-1603 (installation of Epic Online Services failed): how to fix it
- Error Code: -105Steam error code -105: "Unable to connect to the server" and how to fix it
- ID=17Roblox error code 279: how to fix "Disconnected" and failed connections
Server error codes
All server error codes →- 22P02PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 25P02PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 28P01PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 40P01PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 42P01PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 55P03PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 57P01PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 429HTTP 429 Too Many Requests: what it means and how to fix it
- 500Apache 500 Internal Server Error: how to find the cause and fix it
- 502Nginx 502 Bad Gateway: causes and how to fix it
- 503HTTP error 503 Service Unavailable: what it means and how to fix it
- 504Nginx 504 Gateway Timeout: causes and how to fix it
- 1053Windows Server error 1053: the service did not respond in a timely fashion
- 1067Apache error log: where it is, how to read it and common entries
- 2186Apache error log: where it is, how to read it and common entries
- 08006PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 23502PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 23503PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 23505PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 28000PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 40001PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 42501PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 42703PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 53100PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 53200PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 53300PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 53400PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- 57014PostgreSQL error codes (SQLSTATE): what they mean and how to fix the common ones
- AH00072Apache error log: where it is, how to read it and common entries
- AH00558Apache error log: where it is, how to read it and common entries
- AH01797Apache error log: where it is, how to read it and common entries
- Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?"Cannot connect to the Docker daemon": how to fix it
- HTTP Error 503HTTP error 503 Service Unavailable: what it means and how to fix it
- key values mismatchSSL error: how to find the cause and fix it
- NET::ERR_CERT_AUTHORITY_INVALIDSSL error: how to find the cause and fix it
- NET::ERR_CERT_COMMON_NAME_INVALIDSSL error: how to find the cause and fix it
- NET::ERR_CERT_DATE_INVALIDSSL error: how to find the cause and fix it
- self-signed certificateSSL error: how to find the cause and fix it
- unable to get local issuer certificateSSL error: how to find the cause and fix it