SEO Toolkit may cause users to log out after using the Preview functionality


Description

Running a Sitecore website with the SEO Toolkit module installed, using the Preview command from the Presentation tab in the Content Editor may cause a Sitecore  user to be logged out and redirected to the login page. This affects SEO Toolkit 1.3.0 version. 

Solution

To fix the described problem, apply the following patch to your Sitecore web site:
  1. Copy the Sitecore.Support.349752.dll assembly to the \bin folder.
  2. Copy the Sitecore.Support.349752.config file to the \App_Config\Include folder.