Telerik Reporting

Release History

Progress® Telerik® Reporting R1 2020 (

January 15, 2020

Add data schema fields to Web Report Designer Explorer tab

  • Add data source fields, calculated fields, and parameters to the data source in Explorer tab and make them expandable.

Add dependency injection to the Web API controllers in core

  • In .NET Core both Telerik.WebReportDesigner.Services.Controllers.ReportDesignerControllerBase and Telerik.Reporting.Services.AspNetCore.ReportsControllerBase now rely on dependency injection to resolve their dependencies. This brings more flexibility and clarity in dependencies passing.

Updated Crystal Reports converter

  • Crystal Reports converter supports Crystal Reports version 13.0.2000.0 or higher. Adds conversion for data commands with their connections and parameters, summary fields, chart and barcode objects.

Add dedicated editors for all property types in the Web Report Designer

  • Add dedicated report item editors for all property types in Properties tab.

Add Expression Builder editor to Web Report Designer

  • Added ExpressionBuilder editor for easier creation of expression formulas by listing all available built-in functions and operators.

Add SqlDataSource wizard to Web Report Designer

  • Add SqlDataSource wizard for guided creation and editing of SQL data sources.

Add Crosstab/Table wizard to Web Report Designer

  • Add new Crosstab/Table Wizard items to the Toolbox tab.

Add workspace preferences option to Menu

  • Created Workspace preferences by report

Add Blazor viewer

  • Add new Blazor report viewer based on the HTML5 Web Report Viewer.

What's Improved

  • Extend the item types supported by Crystal Reports Converter
  • Add VS extension compatibility with Visual Studio Community edition

What's Changed

  • Ctor Telerik.Reporting.Services.AspNetCore.ReportsControllerBase() is now obsolete. Use constructor overload Telerik.Reporting.Services.AspNetCore.ReportsControllerBase(IReportServiceConfiguration reportServiceConfiguration) instead.
  • Ctor Telerik.WebReportDesigner.Services.Controllers.ReportDesignerControllerBase() is now obsolete. Use constructor overload Telerik.WebReportDesigner.Services.Controllers.ReportDesignerControllerBase(IReportDesignerServiceConfiguration) instead.
  • Crystal Reports converter now support only Crystal Reports 13 newer
  • IDefinitionStorage.GetDefinition now does not have a "ref" parameter


  • The ReportJsonSerializer class should be public


  • SQLite initialization routine throws an exception in .NET Core 3.0 projects

Web Service Data Source

  • Authentication parameters are not respected

Desktop Designers

  • Graph designer does not get refreshed when the chart type is changed through the "Change Chart Type" dialog

Standalone Report Designer

  • The Back button of the WebService Data source wizard does not work properly

Web Designer

  • Collection items get renamed after closing the editor with Cancel
  • On property edit cancel the report dirty state is canceled
  • The expression editor for Graph's grouping expressions throws an exception.
  • CultureContext endpoint is missing in full .NET Framework
  • Web Designer fails to load in AspNetCoreDemo


  • Error occurs when paging nested tables in specific cases


  • Cannot compile .NET Core 3 WinForms project that uses enumerations which exist in both System.Windows.Forms and Telerik.Reporting assemblies.
  • Inset, outset, ridge and groove borders are not correctly displayed in .NET Core applications

PDF Rendering

  • Text in documents created on Linux or MacOS is not copied correctly to clipboard

WebForms Report Viewer (legacy)

  • Printing operation fails

HTML5 Report Viewer

  • Changing the PageMode of the report viewer causes an error
  • Export icon has incorrect style in mobile view
  • Hiding the Send Email toolbar button is not respected in mobile view
  • Printing is not automatically triggered
  • Report viewer exposes an XSS vulnerability during export
  • Search highlighting is overridden by alternating style of row
  • Search results are highlighted only when the result is clicked twice
  • Selection of MultiValue parameter doesn't work in iOS 13.2
  • Splitter handlers have UI issues when Kendo SASS based theme is used
  • The Preview button is overlapping the parameter widgets when 'parametersAreaPosition' is set to 'top'
  • The target HTML element of the report viewer requires to have its ID attribute set

Windows Forms Report Viewer

  • The first page cannot be printed when the report has too many pages

WPF Report Viewer

  • Allow the report viewer theme to be set using resources for the current window instead of setting resources on application level

Product Dependencies

Telerik Reporting
- Microsoft .NET Framework 4
- .NET Standard 2.0
- .NET Core 3.0

- Microsoft.AnalysisServices.AdomdClient ( or later)

HTML5 Report Viewer
- Telerik Kendo UI (2015.3.1111 or later)
- jQuery (1.9.1 or higher if required by Kendo)

ASP.NET WebAPI REST Report Service
- Microsoft ASP.NET Web API (4.0.20710.0 or later) - Newtonsoft.Json (9.0.1 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 (2020.1.115.40)

Silverlight Report Viewer
- Telerik UI Controls for Silverlight (2020.1.115.1050)

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

.NET Core Reporting Engine
- SQLitePCLRaw.bundle_green (2.0.1 or later)

New features & Roadmap

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