sir,
i am doing a asp.net (c#.net) web application with sql server 2005.i created a datatable.and fill that with values and get that in my crystal report.but when i tried to export that to pdf or any other format i am getting error as below...
CrystalDecisions.CrystalReports.Engine.LogOnException: Logon failed. Details: crdb_adoplus : Object reference not set to an instance of an object. Error in File C:\DOCUME~1\kel\LOCALS~1\Temp\temp_93b5be1d-6e73-4ee6-99d4-2708cfff893a {614F4297-7C62-4D07-BFCE-C9B65ED60338}.rpt: Unable to connect: incorrect log on parameters. ---> System.Runtime.InteropServices.COMException (0x8004100F): Logon failed. Details: crdb_adoplus : Object reference not set to an instance of an object. Error in File C:\DOCUME~1\kel\LOCALS~1\Temp\temp_93b5be1d-6e73-4ee6-99d4-2708cfff893a {614F4297-7C62-4D07-BFCE-C9B65ED60338}.rpt: Unable to connect: incorrect log on parameters. at CrystalDecisions.ReportAppServer.Controllers.ReportSourceClass.Export(ExportOptions pExportOptions, RequestContext pRequestContext) at CrystalDecisions.ReportSource.EromReportSourceBase.ExportToStream(ExportRequestContext reqContext) --- End of inner exception stack trace --- at CrystalDecisions.ReportAppServer.ConvertDotNetToErom.ThrowDotNetException(Exception e) at CrystalDecisions.ReportSource.EromReportSourceBase.ExportToStream(ExportRequestContext reqContext) at CrystalDecisions.CrystalReports.Engine.FormatEngine.ExportToStream(ExportRequestContext reqContext) at CrystalDecisions.CrystalReports.Engine.ReportDocument.ExportToStream(ExportOptions options) at CrystalDecisions.CrystalReports.Engine.ReportDocument.ExportToHttpResponse(ExportOptions options, HttpResponse response, Boolean asAttachment, String attachmentName) at CrystalDecisions.CrystalReports.Engine.ReportDocument.ExportToHttpResponse(ExportFormatType formatType, HttpResponse response, Boolean asAttachment, String attachmentName)