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1 answer
108 views

Hello Telerik Team,

we're currently upgrading our Code from Visual Studio 2013 with a Telerik Reporting Version from around 2016 running on Windows 8. With all the latest versions, meaning VS 2022, Windows 10 and Reporting Version 16.2.22.1109 we get the error shown below.

We're not sure how we can narrow this down since there is no hint which value is NULL here. The old version is running in production with the same data and works fine.

How can we approach this issue and narrow it down? Do you need any additional information?

Thanks in adavance!


[NullReferenceException: Object reference not set to an instance of an object.]
   Telerik.Reporting.Processing.Table.ForEachCell(Action`1 action) +121
   Telerik.Reporting.Processing.Table.MeasureDataItemContent(IMeasureContext context, SizeLU availableClientSize) +622
   Telerik.Reporting.Processing.DataItem.MeasureContent(IMeasureContext context, SizeLU availableClientSize) +86
   Telerik.Reporting.Processing.LayoutElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +97
   Telerik.Reporting.Processing.VisualElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +104
   Telerik.Reporting.Processing.ProcessingElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +47
   Telerik.Reporting.Processing.AbsolutePositionLayout.MeasureChildItems(IMeasureContext context, SizeLU availableClientSize) +235
   Telerik.Reporting.Processing.AbsolutePositionLayout.MeasureContent(IMeasureContext context, SizeLU availableClientSize) +50
   Telerik.Reporting.Processing.ReportSectionBase.MeasureContent(IMeasureContext context, SizeLU availableClientSize) +117
   Telerik.Reporting.Processing.LayoutElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +97
   Telerik.Reporting.Processing.VisualElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +104
   Telerik.Reporting.Processing.ProcessingElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +47
   Telerik.Reporting.Processing.StackLayout.MeasureContent(IMeasureContext context, SizeLU availableClientSize) +218
   Telerik.Reporting.Processing.Group.MeasureContent(IMeasureContext context, SizeLU availableClientSize) +101
   Telerik.Reporting.Processing.LayoutElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +97
   Telerik.Reporting.Processing.VisualElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +104
   Telerik.Reporting.Processing.ProcessingElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +47
   Telerik.Reporting.Processing.StackLayout.MeasureContent(IMeasureContext context, SizeLU availableClientSize) +218
   Telerik.Reporting.Processing.Report.MeasureContent(IMeasureContext context, SizeLU availableClientSize) +246
   Telerik.Reporting.Processing.LayoutElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +97
   Telerik.Reporting.Processing.VisualElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +104
   Telerik.Reporting.Processing.ProcessingElement.MeasureCore(IMeasureContext context, SizeLU availableSize) +47
   Telerik.Reporting.Processing.LayoutElement.Measure(IMeasureContext context, SizeLU availableSize) +66
   Telerik.Reporting.Processing.LayoutElement.MeasureElement(LayoutElement elementToMeasure, SizeLU availableSize, IMeasureContext context) +30
   Telerik.Reporting.Html5Rendering.Html5ReportInteractive.MeasureRootCore(LayoutElement root, PageSettings pageSettings) +98
   Telerik.Reporting.BaseRendering.RenderingExtensionBase.Render(LayoutElement root, Hashtable renderingContext, Hashtable deviceInfo, CreateStream createStreamCallback, EvaluateHeaderFooterExpressions evalHeaderFooterCallback, PageSettings pageSettings) +893
   Telerik.Reporting.BaseRendering.RenderingExtensionBase.Render(Report report, Hashtable renderingContext, Hashtable deviceInfo, CreateStream createStreamCallback, EvaluateHeaderFooterExpressions evalHeaderFooterCallback) +78
   Telerik.Reporting.Processing.ReportProcessor.CountPages(IList`1 reports, IRenderingContext renderingContext, Hashtable deviceInfo, ExtensionInfo extensionInfo) +915
   Telerik.Reporting.Processing.ReportProcessor.RenderCore(ExtensionInfo extensionInfo, IList`1 processingReports, Hashtable deviceInfo, IRenderingContext renderingContext, CreateStream createStreamCallback) +875
   Telerik.ReportViewer.WebForms.ReportPageOperation.RenderReport(String format, IList`1 processingReports, Hashtable deviceInfo, IRenderingContext renderingContext) +122
   Telerik.ReportViewer.WebForms.ReportRenderOperation.PerformOperationOverride() +372
   Telerik.ReportViewer.WebForms.BasicHandler.ProcessRequest(HttpContext context) +248
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +542
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +75
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +93

Todor
Telerik team
 answered on 05 Dec 2022
1 answer
412 views

Hello,

We upgraded our ASP .NET WebAPI application to use Telerik Reporting 15.1.21.616.

How do we figure out what would be the right version for this on the Angular side.

Right no, for example it is:

"@progress/telerik-angular-report-viewer": "3.18.125"

And the corresponding version for this on Web API side was: 12.0.18.125

I can see the last two do match (18.125).

Any list of matching versions somewhere in documentation?

Thanks,

Noor

Dimitar
Telerik team
 answered on 23 May 2022
0 answers
215 views

After upgrading the Telerik Report to version 1021, the report viewer is unable load properly.

In the console, I'm getting an error: Failed to load resource: the server responded with a status of 404 (Not Found) ... http://localhost:8080/api/reportservice/resources/js/telerikReportViewer-14.2.20.1021.min.js

Is this because of the Telerik Reporting REST API not properly hosted?

How should I fix this issue?

Thanks!

1 answer
70 views

Upgraded Telerik Reporting DLL version From 12.1.18.516 to 15.1.21.616 But it doesn't show textbox data that comes from ItemDataBound or ItemDataBinding.

I am using report in asp.net vb project.

Please suggest solution

Dimitar
Telerik team
 answered on 22 Sep 2021
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