System.Runtime.InteropServices.COMException: 'Call was rejected by callee. (Exception from HRESULT: 0x80010001 code example

Example: System.Runtime.InteropServices.COMException: 'Call was rejected by callee. (Exception from HRESULT: 0x80010001

'This may not work depending on the specific issue

While Not ExcelApplication.Ready
Thread.Sleep(1)
End While