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Release notes for Optimizely CMS and Customized Commerce updates


Release notes moved to a new location. As of May 15th, 2024, the release notes on the World site no longer receive updates. See Release notes by product on the Optimizely Support site.

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This topic lists Optimizely updates, delivered as NuGet packages and services. You decide which updates apply to your project.

Select a product, package, or service in the left menu, and then select one of the following filters from Item type and click Filter.

  • Bug – Display bug fixes.
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Note: NuGet packages listed here may not be immediately available in the Optimizely NuGet feed.

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Area ID Type Description Released
  Authentication failure occurs in Turkish language applications

Steps To Reproduce

  1. Create a console application and add the Episerver Social comments NuGet package to the project.
  2. Define a filter to retrieve a page of comments from Episerver Social using the CommentService.
  3. Issue the request and notice that it returns successfully.
  4. Update the application to set the culture of the current thread to "tr-TR" prior to issuing the request to Episerver Social.
  5. An AuthenticationException occurs.


  • The request successfully authenticates and returns a page of comments.


  • An AuthenticationException occurs.
EPiServer.Social.Framework 1.5.4; (Or a related package);
Aug 15, 2019