Exception from HRESULT: 0x80010100 (RPC_E_SYS_CALL_FAILED)

[loginerror (Maciej Kuźmicz)]

Hi @itmonster999

Could you check this solution here:

Unable to cast COM object of type 'System.__ComObject' to interface type

Hi Daniel, I unchecked the Visible property of Excel Application Scope from which the ExecuteMacro Activity was being called. And it worked for me. The issue in my case was around the screen update during macro execution. Regards, Rajni