ERROR_REVISION_MISMATCH 0x8007051A

Error code 1306 · HRESULT 0x8007051A

WINDOWS

Indicates two revision levels are incompatible.

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_REVISION_MISMATCH is a Windows error code (system error 1306, returned as HRESULT 0x8007051A) reported by Windows. Its official message is: “Indicates two revision levels are incompatible.”

How to fix ERROR_REVISION_MISMATCH

  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_UNKNOWN_REVISIONERROR_INVALID_OWNERERROR_NULL_LM_PASSWORDERROR_SERVICE_DISABLEDERROR_SERVICE_DEPENDENCY_FAILERROR_DLL_INIT_FAILEDERROR_IO_DEVICEERROR_NOT_FOUND

Source: Microsoft WinError.h

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