Error Codes Starting with D | ErrorDB
66 error codes — Browse error codes starting with D. Community-verified fixes for each error.
D3DCompiler_43.dll_MISSING
DirectX shader compiler missing.
D3DERR_DEVICELOST
Direct3D device context lost. GPU reset during gameplay.
D3DERR_DEVICENOTRESET
The device requires a reset call.
D3DERR_DRIVERINTERNALERROR
Internal driver error. Usually a driver bug.
D3DERR_INVALIDCALL
Invalid D3D API call — bad parameter or invalid state.
D3DERR_OUTOFVIDEOMEMORY
Out of video memory. Lower texture settings.
D3DERR_WASSTILLDRAWING
Previous draw call still executing on GPU.
D3DX9_43.dll_MISSING
DirectX 9 DLL missing. Older games require DirectX End-User Runtime.
D3D_OK
Success. No error.
DATA_EXCEPTION
Data exception.
DATETIME_FIELD_OVERFLOW
Datetime field overflow.
DEADLOCK_DETECTED
Deadlock detected.
DESKTOP_ANIMATION_LAG
Windows desktop animations stutter. GPU driver issue, transparency effects on weak GPU, or high DPI scaling.
DESKTOP_NO_POST
Desktop won't POST. Check RAM, GPU cables, CPU installation.
DESKTOP_RANDOM_RESTART
Randomly restarts. Check PSU, temps, RAM stability.
DISK_FULL
Disk full.
DIVISION_BY_ZERO
Division by zero.
DOCKER_DAEMON_NOT_RUNNING
Docker daemon is not running. Start Docker Desktop or dockerd service.
DOCKER_WSL2_NOT_RUNNING
DOCKER_WSL2_NOT_RUNNING
DOTNET_BUILD_ERROR_CS0006
.NET build error: metadata file not found. Missing NuGet package.
DOTNET_BUILD_ERROR_CS0246
.NET build error: type or namespace not found. Missing using directive.
DOTNET_EF_MIGRATION_ERROR
Entity Framework migration error. Pending model changes.
DOTNET_HOST_ERROR
.NET host error. Wrong runtime version or missing SDK.
DOTNET_HTTP_ERROR_500
ASP.NET internal server error. Check logs for unhandled exception.
DOTNET_HTTP_ERROR_502
ASP.NET bad gateway. Check upstream service.
DOTNET_IIS_500_19
IIS 500.19 error. web.config malformed or insufficient permissions.
DOTNET_IIS_503
IIS 503 service unavailable. App pool stopped or queue full.
DOTNET_KESTREL_ADDRESS_IN_USE
ASP.NET Kestrel address already in use. Port conflict.
DOTNET_NUGET_RESTORE_FAILED
.NET NuGet restore failed. Check package source and network.
DOTNET_RUNTIME_MISSING
.NET runtime missing. Install ASP.NET Core / .NET Desktop Runtime.
DOTNET_SDK_NOT_FOUND
.NET SDK not found. Install from dotnet.microsoft.com.
DPC_WATCHDOG_VIOLATION
Deferred Procedure Call watchdog timeout. Usually SSD firmware or driver issue.
DRIVER_IRQL_NOT_LESS_OR_EQUAL
Driver tried to access invalid memory at high IRQL. Network/WiFi driver often the culprit.
DRIVER_UPDATE_FAILED
Driver update failed or caused issues. Driver conflict, wrong driver version, or incomplete uninstall of old driver.
DRONE_BATTERY_CELL_ERROR
Battery cell error. Replace battery - do not fly.
DRONE_COMPASS_ERROR
Compass error. Calibrate away from metal objects.
DRONE_FIRMWARE_FAILED
Firmware update failed. Retry with full battery.
DRONE_GIMBAL_ERROR
Gimbal error. Remove protector, calibrate via app.
DRONE_GPS_LOST
GPS signal lost. Fly in open area, wait for satellite lock.
DRONE_IMU_ERROR
IMU error. Calibrate on level surface via app.
DRONE_MOTOR_STALLED
Motor obstructed/stalled. Check propellers, replace if damaged.
DRONE_NFZ_RESTRICTED
No-Fly Zone - cannot take off. Check regulations.
DRONE_NO_IMAGE_TX
No image transmission. Check antenna and range.
DRONE_RTH_FAILED
Return-to-home failed. Check GPS and home point recorded.
DUAL_CHANNEL_MISMATCH
RAM dual channel mismatch. Use matching sticks in correct slots.
DXGI_ERROR_ACCESS_LOST
Keyed mutex abandoned.
DXGI_ERROR_DEVICE_HUNG
GPU stopped responding. Graphics driver timeout during heavy rendering.
DXGI_ERROR_DEVICE_REMOVED
GPU driver crashed or was reset. Game lost access to graphics device.
DXGI_ERROR_DEVICE_RESET
The device failed due to a badly formed command. Send a ResetDevice.
DXGI_ERROR_DRIVER_INTERNAL_ERROR
The driver encountered a problem and was put into device removed state.
DXGI_ERROR_FRAME_STATISTICS_DISJOINT
Frame statistics are disjoint — application should check timestamps.
DXGI_ERROR_GRAPHICS_VIDPN_SOURCE_IN_USE
The requested Video Present Network source is already in use.
DXGI_ERROR_INVALID_CALL
The application made a call that is invalid. Either parameters or state.
DXGI_ERROR_MORE_DATA
Buffer too small to hold all requested data.
DXGI_ERROR_NONEXCLUSIVE
Resource not in exclusive ownership mode.
DXGI_ERROR_NOT_CURRENTLY_AVAILABLE
Resource or request is not currently available.
DXGI_ERROR_NOT_FOUND
The requested interface or object was not found.
DXGI_ERROR_REMOTE_CLIENT_DISCONNECTED
Remote desktop client disconnected.
DXGI_ERROR_REMOTE_OUTOFMEMORY
Remote desktop ran out of memory.
DXGI_ERROR_SESSION_DISCONNECTED
Remote desktop session disconnected.
DXGI_ERROR_UNSUPPORTED
The requested feature or format is not supported by hardware.
DXGI_ERROR_WAIT_TIMEOUT
Wait timeout expired.
DXGI_ERROR_WAS_STILL_DRAWING
GPU still processing previous frame — try again later.
discord-screen-share-black-screen
Discord Screen Share Shows Black Screen — Hardware Acceleration Fix | You're trying to stream a game on Discord but frie
display-driver-stopped-responding
Display Driver Stopped Responding and Has Recovered — TDR Fix | Screen goes black for a few seconds, then comes back wit
download-speed-slow-on-pc
Download Speed Much Slower Than It Should Be — Speed Test Fix | Speed test shows 500Mbps but actual downloads crawl at 5