Strange things happen when a EWS bot tries to process a patch from a security bug, even if both commit-queue and buildbot@hotmail.com are CC'ed on the bug. Processing starts, but fails, and the patch fails to be released. [05/Feb/2015:11:57:22 -0800] "POST /release-patch HTTP/1.1" 500 596 "http://webkit-queues.appspot.com/release-patch" "Python-urllib/2.7" "webkit-queues.appspot.com" ms=48 cpu_ms=20 cpm_usd=0.000067 app_engine_release=1.9.17 instance=00c61b117ce810a630c9777072dc0aec8bcefc19 E 2015-02-05 11:57:22.628 'NoneType' object has no attribute 'message' Traceback (most recent call last): File "/base/data/home/runtimes/python/python_lib/versions/1/google/appengine/ext/webapp/_webapp25.py", line 717, in __call__ handler.post(*groups) File "/base/data/home/apps/webkit-queues/178455.381522992119632143/handlers/releasepatch.py", line 58, in post RecordPatchEvent.stopped(attachment_id, queue_name, last_status.message) AttributeError: 'NoneType' object has no attribute 'message'