ERROR_DEBUG_ATTACH_FAILED 0x8007024E

Error code 590 · HRESULT 0x8007024E

WINDOWS

An unexpected failure occurred while processing a DebugActiveProcess API request. You may choose OK to terminate the process, or Cancel to ignore the error.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

ERROR_DEBUG_ATTACH_FAILED is a Windows error code (system error 590, returned as HRESULT 0x8007024E) reported by Windows. Its official message is: “{Unexpected Failure in DebugActiveProcess} An unexpected failure occurred while processing a DebugActiveProcess API request. You may choose OK to terminate the process, or Cancel to ignore the error.”

How to fix ERROR_DEBUG_ATTACH_FAILED

  1. Reboot once — many one-off system codes disappear with a clean restart
  2. Repair system files: 'sfc /scannow' then 'DISM /Online /Cleanup-Image /RestoreHealth'
  3. Find the source in Event Viewer → System: filter for this exact code and open its provider link

Related errors

ERROR_CANNOT_LOAD_REGISTRY_FILEERROR_SYSTEM_PROCESS_TERMINATEDERROR_FS_DRIVER_REQUIREDWU_E_DM_NOTDOWNLOADEDWU_E_SERVICE_STOPSL_E_INVALID_PRODUCT_KEY0xC004F0740xC004C003

Source: Microsoft WinError.h

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