ERROR_PORT_NOT_SET 0x80070282

Error code 642 · HRESULT 0x80070282

WINDOWS

An attempt to remove a processes DebugPort was made, but a port was not already associated with the process.

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_PORT_NOT_SET is a Windows error code (system error 642, returned as HRESULT 0x80070282) reported by Windows. Its official message is: “An attempt to remove a processes DebugPort was made, but a port was not already associated with the process.”

How to fix ERROR_PORT_NOT_SET

  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_PORT_MESSAGE_TOO_LONGERROR_PORT_UNREACHABLEERROR_SYSTEM_SHUTDOWNERROR_DS_VERSION_CHECK_FAILUREERROR_MULTIPLE_FAULT_VIOLATIONSTATUS_DLL_NOT_FOUNDSTATUS_ENTRYPOINT_NOT_FOUNDSTATUS_DLL_INIT_FAILED

Source: Microsoft WinError.h

Last updated: