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Telerik Report Server

Release History

Progress® Telerik® Report Server R3 2019 SP1 (

October 30, 2019

Web Report Designer

  • Close functionality for opened report.
  • Option to create new data source components.
  • Overlapping items indication.
  • Save as functionality for opened report.
  • Introduce an extended edit mode

What's Improved

  • Report Parameter is now populating the valid values even if some of the passed values are invalid.

Web Service Data Source

  • JsonDataSource evaluates NULL values incorrectly
  • Parameters are not correctly evaluated during processing

Desktop Designer

  • 'Object reference' error is thrown on pasting multiple nested items
  • 'IDisableLocalizationListener is already registered' error when working with TRDP and TRDX reports
  • Import Wizard loading type errors are hidden
  • Properties grid does not refresh when switching between TRDX and TRDP reports
  • The x86 designer targets AnyCPU platform
  • Trial message is shown in Dev version in some cases
  • Error is thrown when opened through ClickOnce

Web Designer

  • Cannot delete data source components from Explorer
  • Color-picker editor checkbox disabled state is wrong
  • Incorrect border label width
  • JsonSource property editor throws an error for empty sources
  • Report's PageSettings expandable property does not allow setting custom paper size
  • Scrolling and multiple selection in Explorer area are not working correctly
  • The Value editor of the PictureBox item does not support embedded images
  • Data source Source editor layout is incorrect
  • Expander icons are duplicated after returning from Preview mode
  • Splitter resize handlers are broken in Preview


  • Repeating group header breaks the print preview paging in some cases
  • The paging breaks when the report footer section is too long with PrintAtBottom turned on


  • A GDI+ error occurs in multi-threading app when reading images
  • RenderingFormat is not respected when used in an Expression in Group Filtering

CSV Rendering

  • Susceptible to formula injection attacks

PDF Rendering

  • Signature validation fails on newer viewers


  • Service stops responding in specific cases


  • Incorrect behavior when selecting a result from the search dialog results list
  • Incorrect layout of the Send Email window
  • Incorrect move behavior of the search dialog window
  • Search menu has a non-localizable string in the result list - 'page xx' text.
  • SVG elements have incorrect layout in Chrome 77.0.3865.90

Telerik Report Server

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