In this post, you’ll learn about the Windows System Error RPC_S_INVALID_ASYNC_CALL (0x77B)] and the reason why you are receiving the error message
How does this Error in Windows Look like?
Error Code 1915 RPC_S_INVALID_ASYNC_CALL (0x77B)]
Why do you receive the System Error Error Code 1915 RPC_S_INVALID_ASYNC_CALL (0x77B)] in Windows?
Invalid asynchronous RPC call handle for this operation.