RPC_S_SYSTEM_HANDLE_TYPE_MISMATCH 0x8007072C

Error code 1836 · HRESULT 0x8007072C

WINDOWS

The RPC call contains a handle that differs from the declared handle type.

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

RPC_S_SYSTEM_HANDLE_TYPE_MISMATCH is a Windows error code (system error 1836, returned as HRESULT 0x8007072C) reported by Windows. Its official message is: “The RPC call contains a handle that differs from the declared handle type.”

How to fix RPC_S_SYSTEM_HANDLE_TYPE_MISMATCH

  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

RPC_S_SYSTEM_HANDLE_COUNT_EXCEEDEDRPC_S_DO_NOT_DISTURBRPC_S_COOKIE_AUTH_FAILEDRPC_X_WRONG_PIPE_VERSION0xC004F2130x803F70010xC19001010xC1900208

Source: Microsoft WinError.h

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