Crash after updating to CC 2015.2.x/6.2.x

After installing Lightroom 2015.2.x/6.2.x, Lightroom crashes with errors to Console: uncaught exception 'LuaRunException', reason: 'Recursive load attempt for namespace: AgFullscreenPreview'

Solution

This issue is caused by a damaged installation. Uninstall and reinstall Lightroom to correct the problem.

To uninstall, double click the "Uninstall Adobe Lightroom" icon in the Lightroom application folder.

• Uninstall or remove Creative Cloud apps
• Download your Creative Cloud apps
  
• Lightroom 6 installer