I'm getting a strange exit error from 3.10.10. Here's the full command line output (just opened it and closed it).
Version 3.10.10, built on Dec 14 2010 at 18:55:31 (64bit). (L)
Copyright (c) 2008-2009 Tweak Software. All rights reserved.
INFO: listening on port 45125
terminate called after throwing an instance of 'Iex::EinvalExc'
what(): Cannot lock mutex (Invalid argument).