From: Sylvain Joyeux Date: 2007-09-26T17:16:44+09:00 Subject: Re: How to print FULL stacktrace of exception w/ line #? > You can get that information when you rescue the exception - > Exception#backtrace is an array of caller information. Yes, so I had to rescue all exceptions in all threads I spawn to have a proper backtrace (even more so since with abort_on_exception the exception is not shown /at all/). Sometimes it drived me crazy ... Sylvain Joyeux