Checkmk Werk 14204: Fixed "PosixPath error" exception on activate changes

ID: 14204 Title: Fixed "PosixPath error" exception on activate changes Component: Multisite Level: 1 Class: Bug fix Version: 2.2.0p6 If the preferred language setting of some user were set to <tt>None</tt> an exception was shown during activate changes. In earlier versions <tt>None</tt> was used as "Use fallback english", but this behaviour was changed recently.