I am trying to use telerik report viewer version 7.1.13.612.
I am encoutering the followig issue at run time.
Please help
Invalid report type
Value cannot be null.
Parameter name: type
at Telerik.Reporting.Processing.TypeReportDocumentResolver.Resolve(IReportDocumentResolverContext context, TypeReportSource rs)
at Telerik.Reporting.Processing.ReportDocumentResolver`1.Telerik.Reporting.Processing.IReportDocumentResolver.Resolve(IReportDocumentResolverContext context, ReportSource rs, Boolean loadParameters)
at Telerik.Reporting.Processing.ReportDocumentResolver.<>c__DisplayClass1.<Resolve>b__0(IReportDocumentResolver r)
at Telerik.Reporting.Processing.ReportDocumentResolver.Bind[T](ReportSource source, Func`2 func)
at Telerik.Reporting.Processing.ReportDocumentResolver.Resolve(IReportDocumentResolverContext context, ReportSource source, Boolean loadParameters)
at Telerik.ReportViewer.WebForms.ParametersPage.ResolveReportDocument(ReportSource reportSource)
at Telerik.ReportViewer.WebForms.ParametersPage.get_ReportDocument()
at Telerik.ReportViewer.WebForms.ParametersPage.get_ParamsManager()
at Telerik.ReportViewer.WebForms.ParametersPage.CreateChildControls()
at System.Web.UI.Control.EnsureChildControls()
at Telerik.ReportViewer.WebForms.ParametersPage.OnPreLoad(EventArgs e)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)