I got the same error, but aftr installing the package python-numeric-ext everything worked fine.
<code> sudo apt-get install python-numeric-ext </code> -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/697439 Title: SIXpack fails to start, "ImportError: No module named MLab" -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs