id	summary	reporter	owner	description	type	status	priority	component	severity	resolution	keywords	cc	release
10369	TypeError: 'NoneType' object has no attribute '__getitem__'	beta1.se	Blackhex	==== How to Reproduce ====\r\n\r\nWhile doing a POST operation on `/admin/discussion/forum`, Trac issued an internal error.\r\n\r\n''(please provide additional details here)''\r\n\r\nRequest parameters:\r\n{{{\r\n{'__FORM_TOKEN': u'636903323ee06b05c6a05204',\r\n 'cat_id': u'discussion',\r\n 'discussion_action': u'delete',\r\n 'group': '-1',\r\n 'panel_id': u'forum',\r\n 'path_info': None,\r\n 'remove': u'Remove selected items',\r\n 'selection': [u'1', u'2']}\r\n}}}\r\n\r\nUser agent: `Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:14.0) Gecko/20100101 Firefox/14.0.1`\r\n\r\n==== System Information ====\r\n|| '''`Trac`''' || `0.12.3` ||\r\n|| '''`Trac`''' || `0.12.3` ||\r\n|| '''`Agilo`''' || `0.9.7` ||\r\n|| '''`Babel`''' || `0.9.6` ||\r\n|| '''`Docutils`''' || `0.8.1` ||\r\n|| '''`Genshi`''' || `0.6` ||\r\n|| '''`GIT`''' || `1.7.10.3` ||\r\n|| '''`mod_wsgi`''' || `3.3 (WSGIProcessGroup traclocal WSGIApplicationGroup %{GLOBAL})` ||\r\n|| '''`Pygments`''' || `1.4` ||\r\n|| '''`pysqlite`''' || `2.6.0` ||\r\n|| '''`Python`''' || `2.7.3 (default, Aug  1 2012, 05:25:23) ` [[br]] `[GCC 4.6.3]` ||\r\n|| '''`Python`''' || `2.7.3 (default, Aug  1 2012, 05:25:23) ` [[br]] `[GCC 4.6.3]` ||\r\n|| '''`RPC`''' || `1.1.2` ||\r\n|| '''`setuptools`''' || `0.6` ||\r\n|| '''`setuptools`''' || `0.6` ||\r\n|| '''`SQLite`''' || `3.7.9` ||\r\n|| '''`Subversion`''' || `1.7.5 (r1336830)` ||\r\n|| '''`jQuery`''' || `1.4.4` ||\r\n\r\n==== Enabled Plugins ====\r\n|| '''`agilo`''' || `0.9.7` ||\r\n|| '''`BreadCrumbsNav`''' || `0.3dev` ||\r\n|| '''`ComponentDependencyPlugin`''' || `0.1` ||\r\n|| '''`TicketImport`''' || `0.8.2` ||\r\n|| '''`TicketSidebarProvider`''' || `0.0` ||\r\n|| '''`timingandestimationplugin`''' || `1.2.7` ||\r\n|| '''`TracAnnouncer`''' || `0.12.1dev` ||\r\n|| '''`TracBurndown`''' || `1.9.2dev` ||\r\n|| '''`Tracchildtickets`''' || `2.4.5` ||\r\n|| '''`TracDiscussion`''' || `0.8` ||\r\n|| '''`TracGit`''' || `0.12.0.5dev` ||\r\n|| '''`TracHoursPlugin`''' || `0.5.2` ||\r\n|| '''`TracIncludePagesMacro`''' || `0.1` ||\r\n|| '''`TracMasterTickets`''' || `3.0.2` ||\r\n|| '''`TracTocMacro`''' || `11.0.0.3` ||\r\n|| '''`TracWikiToPdfPlugin`''' || `2.3.1` ||\r\n|| '''`TracWysiwyg`''' || `0.12.0.4` ||\r\n|| '''`TracXMLRPC`''' || `1.1.2` ||\r\n|| '''`TracXPDev`''' || `1.0` ||\r\n\r\n==== Python Traceback ====\r\n{{{\r\nTraceback (most recent call last):\r\n  File "/opt/trac/current/lib/python2.7/site-packages/Trac-0.12.3-py2.7.egg/trac/web/main.py", line 522, in _dispatch_request\r\n    dispatcher.dispatch(req)\r\n  File "/opt/trac/current/lib/python2.7/site-packages/Trac-0.12.3-py2.7.egg/trac/web/main.py", line 243, in dispatch\r\n    resp = chosen_handler.process_request(req)\r\n  File "/opt/trac/current/lib/python2.7/site-packages/Trac-0.12.3-py2.7.egg/trac/admin/web_ui.py", line 117, in process_request\r\n    path_info)\r\n  File "/srv/trac-deploy/plugins/TracDiscussion-0.8-py2.7.egg/tracdiscussion/admin.py", line 49, in render_admin_panel\r\n    template, data = api.process_discussion(context)\r\n  File "/srv/trac-deploy/plugins/TracDiscussion-0.8-py2.7.egg/tracdiscussion/api.py", line 259, in process_discussion\r\n    self._do_actions(context, actions)\r\n  File "/srv/trac-deploy/plugins/TracDiscussion-0.8-py2.7.egg/tracdiscussion/api.py", line 873, in _do_actions\r\n    listener.forum_deleted(context, context.forum)\r\n  File "/srv/trac-deploy/plugins/TracDiscussion-0.8-py2.7.egg/tracdiscussion/tags.py", line 72, in forum_deleted\r\n    forum['id']))\r\nTypeError: 'NoneType' object has no attribute '__getitem__'\r\n}}}	defect	closed	normal	DiscussionPlugin	normal	duplicate			0.12