For those interested this was the fix:

https://github.com/rapid7/metasploit-framework/commit/f75edc0ca1e78eefbd1ff2b4e66b6f20d266dec3

It's fixed in lastest SVN, just run msfupdate and all is well!

I also looked into this issue and I agree it's a problem with the change to the GROUP BY clause in the /opt/metasploit/msf3/lib/msf/core/db_manager.rb file.

The problem is cause by the use of the...