has thrown an exception Source: System.Xaml Message: Cannot set unknown member

[Aravind]

Hai @weixia,

Check this topic it may help you,

Execution error : System.Xaml.XamlObjectWriterException

My Process in the unattended bot give the error as an alreat in the Orchestrator as below. On my dev machine the process executes fine. Please help understand the issue.“Execution error : System.Xaml.XamlObjectWriterException: Cannot create unknown type ‘{http://schemas.uipath.com/workflow/activities}ExcelApplicationScope’.\r\n at System.Xaml.XamlObjectWriter.WriteStartObject(XamlType xamlType)\r\n at System.Xaml.XamlWriter.WriteNode(XamlReader reader)\r\n at System.Xaml.XamlServices.Transform(X…

Regards,
D.Aravind