The following downloads are missing:
Microsoft .NET Framework 4.5.2 (Offline Installer)
http://www.microsoft.com/en-us/download ... x?id=42642
Microsoft .NET Framework 4.5.2 Language Pack (Offline Installer)
http://www.microsoft.com/de-DE/download ... x?id=42641
wsusoffline is still downloading the previous version 4.5.1.
EDIT:
Just checked the StaticDownloadLinks-dotnet.txt. The links need to be replaced by the new ones.