RPC_S_NO_PROTSEQS 0x800706B7

Error code 1719 · HRESULT 0x800706B7

WINDOWS

There are no protocol sequences.

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_NO_PROTSEQS is a Windows error code (system error 1719, returned as HRESULT 0x800706B7) reported by Windows. Its official message is: “There are no protocol sequences.”

How to fix RPC_S_NO_PROTSEQS

  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_NO_BINDINGSRPC_S_NO_PROTSEQS_REGISTEREDRPC_S_NO_CALL_ACTIVERPC_S_NO_ENDPOINT_FOUNDRPC_S_SERVER_UNAVAILABLERPC_S_CANT_CREATE_ENDPOINTRPC_S_UNKNOWN_IF

Source: Microsoft WinError.h

Last updated: