In this post, you’ll learn more about the Error RPC_E_SERVER_CANTUNMARSHAL_DATA – 0x8001000E that is returned when working with the COM-based APIs in Win32
Win32 COM Error
RPC_E_SERVER_CANTUNMARSHAL_DATA – 0x8001000E
Win32 COM Error Error Description
The server (callee) cannot unmarshal the parameter data – low memory, etc.