Error getting in the way of dail trac tasks

[anonymous]

Traceback (most recent call last):
  File "/usr/lib/python2.4/site-packages/trac/web/main.py", line 387, in dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.4/site-packages/trac/web/main.py", line 237, in dispatch
    resp = chosen_handler.process_request(req)
  File "/usr/lib/python2.4/site-packages/trac/ticket/web_ui.py", line 302, in process_request
    get_reporter_id(req, 'author'))
  File "/usr/lib/python2.4/site-packages/trac/ticket/web_ui.py", line 593, in _insert_ticket_data
    req.hdf['ticket.description.formatted'] = wiki_to_html(
  File "/usr/lib/python2.4/site-packages/trac/wiki/formatter.py", line 999, in wiki_to_html
    Formatter(env, req, absurls, db).format(wikitext, out, escape_newlines)
  File "/usr/lib/python2.4/site-packages/trac/wiki/formatter.py", line 822, in format
    result = re.sub(self.wiki.rules, self.replace, line)
  File "/usr/lib64/python2.4/sre.py", line 142, in sub
    return _compile(pattern, 0).sub(repl, string, count)
  File "/usr/lib/python2.4/site-packages/trac/wiki/formatter.py", line 768, in replace
    replacement = self.handle_match(fullmatch)
  File "/usr/lib/python2.4/site-packages/trac/wiki/formatter.py", line 761, in handle_match
    return external_handler(self, match, fullmatch)
  File "/usr/lib/python2.4/site-packages/trac/versioncontrol/web_ui/changeset.py", line 697, in <lambda>
    y, z))
  File "/usr/lib/python2.4/site-packages/trac/versioncontrol/web_ui/changeset.py", line 715, in _format_changeset_link
    changeset = self.env.get_repository().get_changeset(rev)
  File "build/bdist.linux-x86_64/egg/gitplugin/git_fs.py", line 63, in get_changeset
  File "build/bdist.linux-x86_64/egg/gitplugin/git_fs.py", line 189, in __init__
  File "build/bdist.linux-x86_64/egg/gitplugin/PyGIT.py", line 77, in read_commit
IndexError: pop from empty list

[Emmanuel Blot]

This is an issue with the ​wiki:GitPlugin, not with Trac.

Please fill in a ticket on trac-hacks.org so that the plugin maintainer may fix this issue.