ERROR_SIGNAL_REFUSED 0x8007009C

Error code 156 · HRESULT 0x8007009C

WINDOWS

The recipient process has refused the signal.

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_SIGNAL_REFUSED is a Windows error code (system error 156, returned as HRESULT 0x8007009C) reported by Windows. Its official message is: “The recipient process has refused the signal.”

How to fix ERROR_SIGNAL_REFUSED

  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_SIGNAL_PENDINGERROR_TOO_MANY_TCBSERROR_DISCARDEDERROR_LABEL_TOO_LONG0x803F70010xC19001010xC19002080xC1900200

Source: Microsoft WinError.h

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