The event handling 'Exception' was catching and triggering a backtrace. This
trace was obscuring any errors from an event handler that had raised the
BBHandledException, which should indicate do not print additional information.
(Bitbake rev: 51ca5193a5674b27d816140b0254f485912177a2)
Signed-off-by: Mark Hatle <mark.hatle@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>