ERROR_CANNOT_IMPERSONATE 0x80070558

Error code 1368 · HRESULT 0x80070558

WINDOWS

Unable to impersonate using a named pipe until data has been read from that pipe.

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_IMPERSONATE is a Windows error code (system error 1368, returned as HRESULT 0x80070558) reported by Windows. Its official message is: “Unable to impersonate using a named pipe until data has been read from that pipe.”

How to fix ERROR_CANNOT_IMPERSONATE

  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

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Source: Microsoft WinError.h

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