ERROR_TOO_MANY_DESCRIPTORS 0x8007014B

Error code 331 · HRESULT 0x8007014B

WINDOWS

The command specified a number of descriptors that exceeded the maximum supported by the device.

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_TOO_MANY_DESCRIPTORS is a Windows error code (system error 331, returned as HRESULT 0x8007014B) reported by Windows. Its official message is: “The command specified a number of descriptors that exceeded the maximum supported by the device.”

How to fix ERROR_TOO_MANY_DESCRIPTORS

  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_TOO_MANY_POSTSERROR_TOO_MANY_MODULESERROR_TOO_MANY_TCBSERROR_TOO_MANY_MUXWAITERSERROR_BAD_DEVICE_PATHERROR_SCRUB_DATA_DISABLEDERROR_OPERATION_IN_PROGRESS

Source: Microsoft WinError.h

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