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Telerik Report Server

Release History

Progress® Telerik® Report Server R2 2020 (

May 13, 2020

Ability to Freeze Table/Band Header in Preview

  • The Preview now feature the ability to freeze the table header rows or columns to ensure better report representation.

Graph wizards in the Web Report Designer

  • The new Graph item Wizard enables easy setup of line, pie, area, bar and column charts without leaving the comfort of the Properties area.

New Barcode symbologies supported: Data Matrix, Planet and IntelligentMail

  • The Barcode item functionality is expanded with three new symbologies: DataMatrix, Planet and IntelligentMail.

What's Improved

  • Added support for Base64-encoded images in PictureBox, CheckBox and PictureWatermark items

What's Improved In Web Report Designer

  • Added dedicated editor for Sorting action
  • Added dedicated editor for ToggleVisibility action
  • Added field type icons in the Expression editor
  • Update the notifications UI.

What's Changed

  • Requirement update for Web Report Designer: Edge browser support for versions 79 and higher


  • DateTime values are stored in local time instead of UTC
  • Non-ASCII characters are not decoded in the subject of scheduling task and data alerts


  • The Print button doesn't invoke print dialog in Chromium Edge
  • Zoom command does not respect the zoom ratio parameter

Engine Common

  • Exception "Child doesn't implement ITableCell" is thrown when EnableAccessibility is set to true

Crystal Reports Converter

  • Items are overlapped after conversion from Crystal report

Cube Data Source

  • Exception is thrown when resolving parameters

Web Service Data Source

  • Cascading report parameters are not updated

Desktop Designer

  • SqlDataSource wizard throws an exception when previewing results to non-MSSQL database
  • Report Explorer's Context Menu is not showing on Parameter node
  • Editing server report could break the report

Web Designer

  • Expression editor value is not populated to the input filed
  • Pasting a copied table produces items with duplicate names
  • Preview does not show added item in new report.
  • Renaming a data source corrupts the report state
  • Report can't be saved when adding SQL Data Source with missing parameter value
  • SQL data source parameter editor appears empty when initially created
  • The expression editor data fields are missing when Graph sub-element is selected
  • DataSource-s that are not supported get lost after modifying and saving a report
  • An incorrect error is shown when adding a new item to Report
  • Bindings editor is missing value input label
  • Cannot delete a report group from web designer's explorer
  • Expression editor window is closed automatically
  • Inline editing a textbox does not change the document state.
  • The CoordinateSystem editor in graph's Series shows series groups instead of available coordinate systems
  • The ReportSource in NavigateToReport action does not allow to set parameters
  • The Table and CrossTab wizards have the same title


  • LabelConnectors are not displayed when the graph contains a coordinate system configured for non-pie charts
  • NullReference error occurs when cacheDefinitionProperties = false and the definition is modified at ItemDataBinding
  • TextBox size is not calculated correctly on Linux when data contains \r\n characters
  • The Map zoom level is incorrectly calculated when the map extent is set to a very small area

Excel Rendering

  • CheckBox item is incorrectly rendered on machines with DPI settings higher than 100%

PDF Rendering

  • Enabled accessibility produces invalid documents in Docker Linux containers
  • Graph Labels have incorrect positions in .NET Core
  • ReportBook with enabled accessibility may throw an ArgumentOutOfRangeException in specific scenarios


  • defaultDatabase config file setting added in the configuration storage parameter is not respected on connecting to Redis storage


  • Client expiration touch in Reports service is done too often
  • Report document pages are cached unzipped

Telerik Report Server

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