Telerik Reporting

Release History

Progress® Telerik® Reporting R1 2023 SP1 (

March 15, 2023

What's Improved

  • A warning notification appears if the report being downloaded has unsaved changes.
  • Assets Manager now displays the description of the selected Shared Data Source item.
  • Added theme switcher in Native Blazor Report Viewer demo.
  • The name of the processed and rendered report is added to the Trace Log.
  • Report items now have "accessible role" property which is respected by HTML5 rendering extension.

What's Changed

  • TRDX, TRDP and TRBP files created by Web Report Designer and Standalone Report Designers now use schema version
  • .NET Core 2.1 example project is no longer distributed.
  • Telerik.Reporting.{version}.nupkg no longer contains assemblies targeting netcoreapp2.0.
  • Native Blazor Viewer reference to Telerik UI for Blazor is updated to 4.0.1.
  • Report viewer will no longer try to load Internet Explorer dependent scripts from its templates due to unsafe call to 'eval' function.
  • Silverlight report viewer is no longer distributed.
  • The assembly Telerik.Reporting.Service used by the Silverlight Report Viewer is no longer distributed.

Standalone Report Designer

  • "Cannot instantiate the referenced DataSource" when previewing report that uses a Shared Data Source with report parameters.

Standalone Report Designer for .NET 6 and above

  • "Unable to cast object of type "Telerik.Reporting.HtmlTextbox" to type "Telerik.Reporting.Textbox" when double clicking HtmlTextBox.
  • .NET Standalone Report Designer cannot edit SubReport item ReportSource property.

Web Designer

  • An error with message "Rollback inner transaction" is shown when deleting a report group section from the Explorer tab.
  • Delete key pressed on crosstab textbox is deleting the textbox instead of the content.
  • Assets Manager dialog shows HTML instead of rendering buttons and search input when using Kendo UI >=2023.1.117.
  • Data source fields are not displayed and a console error is shown when opening the expression editor for SelectCommand property of SharedDataSource instance.
  • Parameters table is missing its top border and "Add parameter" is on top of the parameters table when using Kendo UI >=2023.1.117.
  • The location of the Shared Data Source asset is not displayed in the UI message when the report changes are saved.
  • The warning shown when closing unsaved report with modifications has incorrect suffix.


  • QR barcode renders the version information pattern incorrectly.

Excel Rendering

  • The time format of text formatted with the "f" and "F" format strings is incorrect when exporting to Excel.

PDF Rendering

  • Alt text descriptions for images not conveying to image in PDF.

Native Blazor Report Viewer

  • Current page input content is left aligned and page input is too close to the slash.
  • Current page input is with bigger width in Bootstrap, Fluent and Material themes.
  • EnableSendEmail is true by default instead of false.
  • Messages are on two rows when using Telerik.UI.for.Blazor controls and theme version >= 4.0.0.
  • Several icons are not visualized in toolbar and search dialog when using Telerik.UI.for.Blazor controls and theme version >= 4.0.0.
  • The border around search results is missing when using Telerik.UI.for.Blazor controls and theme version >= 4.0.1.

HTML5 Report Viewer

  • The Html5 Viewer stops scrolling down a multipage report with initial settings PRINT_PREVIEW, FIT_PAGE_WIDTH, and CONTINUOUS_SCROLL.
  • The StringResouces file of the HTML5 Report Viewer shipped with the installation is incorrect.
  • Toggled state is not visualized for toolbar and search dialog buttons in Sass Kendo theme.

Blazor Report Viewer

  • Search results span outside of the search dialog when Fluent Sass theme is used.

Visual Studio Item Templates

  • The description of the VS item template adding wrapper Blazor report viewer is confusing.

Product Dependencies

Telerik Reporting
- Microsoft .NET Framework 4
- .NET Standard 2.0
- .NET Core 3.1
- .NET 6
- .NET 7

- Microsoft.AnalysisServices.AdomdClient ( or later)

HTML5 Report Viewer
- Telerik Kendo UI (2022.3.913 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 (13.0.1 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)

Native Blazor Report Viewer
- Telerik UI for Blazor (4.0.1)

WinUI Report Viewer
- Telerik UI Controls for WinUI (2.5.0)

WPF Report Viewer for .NET 7
- Telerik UI Controls for WPF (2023.1.315.70) targeting .NET 7

WPF Report Viewer for .NET 6
- Telerik UI Controls for WPF (2023.1.315.60) targeting .NET 6

WPF Report Viewer for .NET Core
- Telerik UI Controls for WPF (2023.1.315.310) targeting .NET Core 3.1

WPF Report Viewer for .NET Framework
- Telerik UI Controls for WPF (2023.1.315.40)

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

.NET Core Reporting Engine
- SQLitePCLRaw.bundle_green (2.0.4)

Telerik Reporting

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