Telerik Reporting

Release History

Telerik Reporting R1 2017 SP2 (version

April 5, 2017

New Aggregate Functions

  • We have added AllValues and AllDistinctValues aggregate functions that can be used as default value for multivalue report parameter. Thus, you can have all values selected as default value in multivalue report parameter.


  • Deleting parameter shows error for second parameter
  • ReportExplorer scroll position is reset on property change

Standalone Report Designer

  • EditAction dialog and Properties tool window are not DPI-aware
  • ReportServer's report definition schema is not parsed using invariant culture

Visual Studio Designer

  • An error occurs when connecting to a report server using a guest account in ReportSource and ItemTemplate wizards
  • VS 2017 crashes after opening expression editor

Data Sources

  • Parameter names are case sensitive even when the data source is case insensitive


  • Cannot use all available values as default value for multivalue report parameter
  • Report parameter default values are not parsed using invariant culture


  • Format(format, value) built-in function uses current thread culture instead of using the culture of currently processed item
  • Graph item's Culture is not applied correctly when it is set via binding


  • Exception is thrown when rendering reports in multiple threads

PDF Rendering

  • Borders of report items displayed in a PDF viewer have inconsistent width


  • System.ArgumentNullException on export to IMAGE format with OutputFormat set to JPEG

Report Viewer

  • Redundant token request is sent when connected to a report server with a guest account

HTML5 Report Viewer

  • Missing class to the toolbar page number input in the default template
  • Report with tooltips cannot be exported to PDF

WPF Report Viewer

  • NullReferenceException when a tab/pane is reloaded in the visual tree

WebForms Report Viewer (legacy)

  • XSS security vulnerability

Product Dependencies

Telerik Reporting
- Microsoft .NET Framework 4

- Microsoft.AnalysisServices.AdomdClient ( or later)

HTML5 Report Viewer
- Telerik Kendo UI (2015.3.930 or later) - jQuery (1.9.1 or later)

ASP.NET WebAPI REST Report Service
- Microsoft ASP.NET Web API (4.0.20710.0 or later) - Newtonsoft.Json ( or later)

ServiceStack REST Report Service
- ServiceStack (

ASP.NET MVC Extension of the HTML5 Report Viewer
- Microsoft ASP.NET MVC Framework (4.0.20710.0 or later)

WPF Report Viewer
- Telerik UI Controls for WPF (2017.1.222.40)

Silverlight Report Viewer
- Telerik UI Controls for Silverlight (2017.1.222.1050)

Database cache ICache implementation
- Telerik Data Access ORM (2015.1.220.1)

Telerik Reporting

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