backtrace from dupe bug 327522: http://launchpadlibrarian.net/22449284/Stacktrace.txt
backtrace from dupe bug 328382: http://launchpadlibrarian.net/22543570/Stacktrace.txt
backtrace from dupe bug 327522: http:// launchpadlibrar ian.net/ 22449284/ Stacktrace. txt
backtrace from dupe bug 328382: http:// launchpadlibrar ian.net/ 22543570/ Stacktrace. txt