ERROR_CANNOT_BREAK_OPLOCK 0x80070322

Error code 802 · HRESULT 0x80070322

WINDOWS

The operation did not complete successfully because it would cause an oplock to be broken. The caller has requested that existing oplocks not be broken.

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_CANNOT_BREAK_OPLOCK is a Windows error code (system error 802, returned as HRESULT 0x80070322) reported by Windows. Its official message is: “The operation did not complete successfully because it would cause an oplock to be broken. The caller has requested that existing oplocks not be broken.”

How to fix ERROR_CANNOT_BREAK_OPLOCK

  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_GRANT_REQUESTED_OPLOCKERROR_OPLOCK_HANDLE_CLOSEDERROR_OPLOCK_SWITCHED_TO_NEW_HANDLE0x800F09500x800F0954WU_E_DOWNLOAD_FAILEDWU_E_NOT_APPLICABLEWU_E_PT_WINHTTP_NAME_NOT_RESOLVED

Source: Microsoft WinError.h

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