ERROR_BUFFER_ALL_ZEROS 0x800702F2

Error code 754 · HRESULT 0x800702F2

WINDOWS

Specified buffer contains all zeros.

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_BUFFER_ALL_ZEROS is a Windows error code (system error 754, returned as HRESULT 0x800702F2) reported by Windows. Its official message is: “Specified buffer contains all zeros.”

How to fix ERROR_BUFFER_ALL_ZEROS

  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_BUFFER_OVERFLOWERROR_CRASH_DUMPERROR_REPARSE_OBJECTERROR_CACHE_PAGE_LOCKEDWU_E_DM_NOTDOWNLOADEDWU_E_SERVICE_STOPSL_E_INVALID_PRODUCT_KEY0xC004F074

Source: Microsoft WinError.h

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