Brian has just released My Movies for Windows Media Center and Collection Management for Windows version 4.05 Build 6.
My Movies for Windows Media Center and My Movies Collection Management for Windows 4.05 Build 6 changelog:
Fix: Issue preventing saving personal data on some machines with specific regional settings.
Fix: The installer was not being blocked on Windows Server 2012 Essentials, which could cause problems for the Home and Essentials product.
Fix: Adding categories to titles inside Windows Media Center did not automatically synchronize to the online service.