HI Could you please help me to get resolve issue, that i am facing from last 2 days but no result.objective of my program is to run the DDEexecute command from excel app using ms.interop.excel.dll ,
i am able to run the same execution code from button click on Windows 7 OS machine. but unable to execute the same code from the windows service on windows 7 os.( i build the windows service on DEbugh any CPU mode)pls find the code for reference. /* This method performs DDLExecution using the Excel Interop Library. public void DDLExecuteMethod(string HPServicemgrstring) { var excelApp = new Excel.Application(); int nChannel; nChannel = excelApp.DDEInitiate("HP_Service_Manager", "Actions"); excelApp.DDEExecute(nChannel, HPServicemgrstring); // excelApp.DDEExecute(nChannel, "[SystemEvent(""ReceiveInteraction"", ""Caller Name"", ""a469116"" ,""Authentication"", ""1111"" ,""LiveOpsID"", ""123"" ,""CallVariable"", ""1"")]"); excelApp.DDETerminate(nChannel); excelApp.Quit(); }