ERROR_TOO_MANY_SIDS 0x8007056D

Error code 1389 · HRESULT 0x8007056D

WINDOWS

Too many security IDs have been specified.

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_SIDS is a Windows error code (system error 1389, returned as HRESULT 0x8007056D) reported by Windows. Its official message is: “Too many security IDs have been specified.”

How to fix ERROR_TOO_MANY_SIDS

  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_CONTEXT_IDSERROR_TOO_MANY_SECRETSERROR_TOO_MANY_LUIDS_REQUESTEDERROR_TOO_MANY_LINKSERROR_FILE_CORRUPTERROR_DISK_CORRUPTERROR_INVALID_MEMBER

Source: Microsoft WinError.h

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