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Tried everything including allowing full control to ASPNET user to
folder containing workbook but stiil get
'System.Runtime.InteropServices.COMException: Document not saved'
exception. Any ideas?


ApplicationClass excapp = new ApplicationClass();

WorkbookClass wb = null;
string sPath = Request.ApplicationPath + @"\aging.xls";
wb = (WorkbookClass)excapp.Workbooks.Open(Server.MapPat h(sPath),
Missing.Value,Missing.Value,Missing.Value,Missing. Value,Missing.Value,Missing.Value,Missing.Value,Mi ssing.Value,Missing.Value,Missing.Value,Missing.Va lue,Missing.Value);

excapp.Run((object)Convert.ToString("RunReport"),M issing.Value,Missing.Value,Missing.Value,Missing.V alue,Missing.Value,Missing.Value,Missing.Value,Mis sing.Value,Missing.Value,Missing.Value,Missing.Val ue,Missing.Value,Missing.Value,Missing.Value,Missi ng.Value,Missing.Value,Missing.Value,Missing.Value ,Missing.Value,Missing.Value,Missing.Value,Missing .Value,Missing.Value,Missing.Value,Missing.Value,M
ssing.Value,Missing.Value,Missing.Value,Missing.Va lue,Missing.Value);

wb.Save();