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Telerik Report Server

Release History

Progress® Telerik® Report Server 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 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


Web Service Data Source

  • Authentication parameters are not respected

Desktop Designer

  • Graph designer does not get refreshed when the chart type is changed through the "Change Chart Type" dialog
  • The Back button of the WebService Data source wizard does not work properly
  • Components items layout is broken in list view
  • SQL Data source wizard could not be close
  • The width of the inputs in the Web Designer's Properties area is incorrect

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


  • ReportServer.HttpClient.Demo SDK project is missing Document methods of the ReportServerClient


  • 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

Telerik Report Server

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