Python Traceback
Most recent call last:

    * File "/usr/lib/python2.4/site-packages/Trac-0.11.1-py2.4.egg/trac/web/main.py", line 423, in _dispatch_request
      Code fragment:
       418. try:
       419. if not env and env_error:
       420. raise HTTPInternalError(env_error)
       421. try:
       422. dispatcher = RequestDispatcher(env)
       423. dispatcher.dispatch(req)
       424. except RequestDone:
       425. pass
       426. resp = req._response or []
       427.  
       428. except HTTPException, e:
      Local variables:
      Name	Value
      after 	[u' except RequestDone:', u' pass', u' resp = ...
      before 	[u' try:', u' if not env and env_error:', u' raise ...
      dispatcher 	<trac.web.main.RequestDispatcher object at 0x2ba83ba49910>
      e 	<exceptions.TypeError instance at 0x2ba83bcaac68>
      env 	<trac.env.Environment object at 0x2ba83a826ad0>
      env_error 	None
      exc_info 	(<class exceptions.TypeError at 0x2ba833d761d0>, <exceptions.TypeError ...
      filename 	'/usr/lib/python2.4/site-packages/Trac-0.11.1-py2.4.egg/trac/web/main.py'
      frames 	[{'function': '_dispatch_request', 'lines_before': [u' try:', u' ...
      has_admin 	True
      line 	u' dispatcher.dispatch(req)'
      lineno 	422
      message 	u"TypeError: unsupported operand type(s) for +: 'NoneType' and 'NoneType'"
      req 	<Request "GET u'/changeset/82a7ea9a2073fadf8c310edd6ed8b3961d50aa36'">
      resp 	[]
      tb 	<traceback object at 0x2ba83bcaa9e0>
      tb_hide 	None
      traceback 	'Traceback (most recent call last):\n File ...
    * File "/usr/lib/python2.4/site-packages/Trac-0.11.1-py2.4.egg/trac/web/main.py", line 197, in dispatch
      Code fragment:
       192. req.args.get('__FORM_TOKEN') != req.form_token:
       193. raise HTTPBadRequest('Missing or invalid form token. '
       194. 'Do you have cookies enabled?')
       195.  
       196. # Process the request and render the template
       197. resp = chosen_handler.process_request(req)
       198. if resp:
       199. if len(resp) == 2: # Clearsilver
       200. chrome.populate_hdf(req)
       201. template, content_type = \
       202. self._post_process_request(req, *resp)
      Local variables:
      Name	Value
      chosen_handler 	<trac.versioncontrol.web_ui.changeset.ChangesetModule object at ...
      chrome 	<trac.web.chrome.Chrome object at 0x2ba83b8faa50>
      err 	(<class exceptions.TypeError at 0x2ba833d761d0>, <exceptions.TypeError ...
      handler 	<trac.versioncontrol.web_ui.changeset.ChangesetModule object at ...
      req 	<Request "GET u'/changeset/82a7ea9a2073fadf8c310edd6ed8b3961d50aa36'">
      self 	<trac.web.main.RequestDispatcher object at 0x2ba83ba49910>
    * File "/usr/lib/python2.4/site-packages/Trac-0.11.1-py2.4.egg/trac/versioncontrol/web_ui/changeset.py", line 323, in process_request
      Code fragment:
       318. self._render_diff(req, filename, repos, data)
       319. elif format == 'zip':
       320. self._render_zip(req, filename, repos, data)
       321.  
       322. # -- HTML format
       323. self._render_html(req, repos, chgset, restricted, xhr, data)
       324.
       325. if chgset:
       326. diff_params = 'new=%s' % new
       327. else:
       328. diff_params = unicode_urlencode({'new_path': new_path,
      Local variables:
      Name	Value
      chgset 	<tracext.git.git_fs.GitChangeset object at 0x2ba83bdd8e90>
      data 	{'changeset': <tracext.git.git_fs.GitChangeset object at 0x2ba83bdd8e90>, ...
      diff_data 	{'style': 'inline', 'options': {'ignorecase': 0, 'ignoreblanklines': 0, ...
      format 	u'text'
      new 	'82a7ea9a2073fadf8c310edd6ed8b3961d50aa36'
      new_path 	''
      old 	None
      old_path 	None
      options 	['-U2']
      prev 	(u'', '33d497a1155756a07e2371d914024617c6549830', 'add')
      prev_path 	u''
      prev_rev 	'33d497a1155756a07e2371d914024617c6549830'
      repos 	<tracext.git.git_fs.GitRepository object at 0x2ba83a826810>
      req 	<Request "GET u'/changeset/82a7ea9a2073fadf8c310edd6ed8b3961d50aa36'">
      restricted 	False
      self 	<trac.versioncontrol.web_ui.changeset.ChangesetModule object at ...
      style 	'inline'
      xhr 	False
    * File "/usr/lib/python2.4/site-packages/Trac-0.11.1-py2.4.egg/trac/versioncontrol/web_ui/changeset.py", line 545, in _render_html
      Code fragment:
       540. diff_bytes = diff_files = 0
       541. if self.max_diff_bytes or self.max_diff_files:
       542. for old_node, new_node, kind, change in get_changes():
       543. if change in Changeset.DIFF_CHANGES and kind == Node.FILE:
       544. diff_files += 1
       545. diff_bytes += _estimate_changes(old_node, new_node)
       546. show_diffs = (not self.max_diff_files or \
       547. diff_files <= self.max_diff_files) and \
       548. (not self.max_diff_bytes or \
       549. diff_bytes <= self.max_diff_bytes or \
       550. diff_files == 1)
      Local variables:
      Name	Value
      _changeset_title 	<function _changeset_title at 0x2ba83bc90758>
      _content_changes 	<function _content_changes at 0x2ba83bdd2758>
      _estimate_changes 	<function _estimate_changes at 0x2ba83bdd26e0>
      _prop_changes 	<function _prop_changes at 0x2ba83bdd25f0>
      browser 	<trac.versioncontrol.web_ui.browser.BrowserModule object at ...
      change 	'edit'
      chgset 	<tracext.git.git_fs.GitChangeset object at 0x2ba83bdd8e90>
      context 	<Context <Resource u'changeset:82a7ea9a2073fadf8c310edd6ed8b3961d50aa36'>>
      data 	{'changeset': <tracext.git.git_fs.GitChangeset object at 0x2ba83bdd8e90>, ...
      diff_bytes 	0
      diff_files 	1
      get_changes 	<function get_changes at 0x2ba83bc90b18>
      kind 	'file'
      new_node 	<tracext.git.git_fs.GitNode object at 0x2ba83bdde350>
      next_href 	'/changeset/5b47fe823d998b6f28b7459c7f4c76664c72fa94'
      next_rev 	'5b47fe823d998b6f28b7459c7f4c76664c72fa94'
      node_info 	<function node_info at 0x2ba83bdd2668>
      old_node 	<tracext.git.git_fs.GitNode object at 0x2ba83bdde310>
      oldest_rev 	'e377567ad39c9577d0277ce3f9e6ae43332b3034'
      options 	{'ignorecase': 0, 'ignoreblanklines': 0, 'contextlines': 2, ...
      path 	''
      prev_href 	'/changeset/33d497a1155756a07e2371d914024617c6549830'
      prev_path 	u''
      prev_rev 	'33d497a1155756a07e2371d914024617c6549830'
      repos 	<tracext.git.git_fs.GitRepository object at 0x2ba83a826810>
      req 	<Request "GET u'/changeset/82a7ea9a2073fadf8c310edd6ed8b3961d50aa36'">
      restricted 	False
      rev 	'82a7ea9a2073fadf8c310edd6ed8b3961d50aa36'
      revprops 	{'Parents': [u'33d497a1155756a07e2371d914024617c6549830', ...
      self 	<trac.versioncontrol.web_ui.changeset.ChangesetModule object at ...
      title 	'Changeset 82a7ea9a2073fadf8c310edd6ed8b3961d50aa36'
      xhr 	False
      youngest_rev 	'e901a44e74c61e529b0bf6a168d6ec8379b1778c'
    * File "/usr/lib/python2.4/site-packages/Trac-0.11.1-py2.4.egg/trac/versioncontrol/web_ui/changeset.py", line 501, in _estimate_changes
      Code fragment:
       496. return changed_properties
       497.  
       498. def _estimate_changes(old_node, new_node):
       499. old_size = old_node.get_content_length()
       500. new_size = new_node.get_content_length()
       501. return old_size + new_size
       502.  
       503. def _content_changes(old_node, new_node):
       504. """Returns the list of differences.
       505.  
       506. The list is empty when no differences between comparable files
      Local variables:
      Name	Value
      new_node 	<tracext.git.git_fs.GitNode object at 0x2ba83bdde350>
      new_size 	None
      old_node 	<tracext.git.git_fs.GitNode object at 0x2ba83bdde310>
      old_size 	None