In this post, you’ll learn about the Windows System Error RPC_S_CALL_IN_PROGRESS (0x6FF)] and the reason why you are receiving the error message
How does this Error in Windows Look like?
Error Code 1791 RPC_S_CALL_IN_PROGRESS (0x6FF)]
Why do you receive the System Error Error Code 1791 RPC_S_CALL_IN_PROGRESS (0x6FF)] in Windows?
A remote procedure call is already in progress for this thread.