Comment 7 for bug 1419050

Aron, because it's not helpful (for developers) without a stacktrace.

Actually, I suspect it's the same issue in upower which I fixed today.
If you know how to rebuild packages, you can try it:
http://paste.fedoraproject.org/192697/42539076/

For the sake of completeness, run the power statistics tool via gdb, then attach the full backtrace here.