It seems that the *_qfe tables are not populated.
The related section in the log is not stating an error:
25.06.2011 19:34:56 Status: Opening Unit 4 (Hotfixes)
25.06.2011 19:34:56 Status: Collecting Hotfix Registry
25.06.2011 19:34:56 Status: Closing Unit 4
I am running Windows 7 x64 english and SQL 2008 R2 x64 english with default german locale settings.
Christoph