ERROR_RXACT_COMMIT_NECESSARY 0x800702A6

Error code 678 · HRESULT 0x800702A6

WINDOWS

This warning level status indicates that the transaction state already exists for the registry sub-tree, but that a transaction commit was previously aborted. The commit has NOT been completed, but has not been rolled back either (so it may still be committed if desired).

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_RXACT_COMMIT_NECESSARY is a Windows error code (system error 678, returned as HRESULT 0x800702A6) reported by Windows. Its official message is: “This warning level status indicates that the transaction state already exists for the registry sub-tree, but that a transaction commit was previously aborted. The commit has NOT been completed, but has not been rolled back either (so it may still be committed if desired).”

How to fix ERROR_RXACT_COMMIT_NECESSARY

  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_RXACT_COMMIT_FAILUREERROR_RXACT_STATE_CREATEDERROR_RXACT_COMMITTEDERROR_RXACT_INVALID_STATEERROR_EXTRANEOUS_INFORMATIONERROR_MEDIA_CHECKERROR_HANDLES_CLOSED

Source: Microsoft WinError.h

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