AttributeError: linkrev

[uyar]

How to Reproduce

While doing a GET operation on /changeset/3:731f503ec855, Trac issued an internal error.

Trac can not access the mercurial repository on this setup.

Request parameters:

{'new': u'3:731f503ec855'}

User Agent was: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.6) Gecko/2009020410 Fedora/3.0.6-1.fc10 Firefox/3.0.6

System Information

Trac	0.11.3
Python	2.5.2 (r252:60911, Jul 31 2008, 18:03:07) [GCC 4.2.3 (Ubuntu 4.2.3-2ubuntu7)]
setuptools	0.6c8
SQLite	3.4.2
pysqlite	2.3.2
Genshi	0.5.1
mod_python	3.3.1
Mercurial	0.9.5
jQuery:	1.2.6

Python Traceback

Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/Trac-0.11.3-py2.5.egg/trac/web/main.py", line 435, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.5/site-packages/Trac-0.11.3-py2.5.egg/trac/web/main.py", line 205, in dispatch
    resp = chosen_handler.process_request(req)
  File "/usr/lib/python2.5/site-packages/Trac-0.11.3-py2.5.egg/trac/versioncontrol/web_ui/changeset.py", line 323, in process_request
    self._render_html(req, repos, chgset, restricted, xhr, data)
  File "/usr/lib/python2.5/site-packages/Trac-0.11.3-py2.5.egg/trac/versioncontrol/web_ui/changeset.py", line 542, in _render_html
    for old_node, new_node, kind, change in get_changes():
  File "/usr/lib/python2.5/site-packages/Trac-0.11.3-py2.5.egg/trac/versioncontrol/web_ui/changeset.py", line 372, in get_changes
    old_node = repos.get_node(opath, orev)
  File "build/bdist.linux-sparc64/egg/tracext/hg/backend.py", line 447, in get_node
    return MercurialNode(self, self.normalize_path(path), self.hg_node(rev))
  File "build/bdist.linux-sparc64/egg/tracext/hg/backend.py", line 595, in __init__
    self._init_path(log, path)
  File "build/bdist.linux-sparc64/egg/tracext/hg/backend.py", line 619, in _init_path
    log_rev = self.filectx.linkrev()
  File "/var/lib/python-support/python2.5/mercurial/context.py", line 190, in __getattr__
    raise AttributeError, name
AttributeError: linkrev

[Christian Boos]

Mercurial

0.9.5

Sorry, this version is no longer supported by the 0.11 and 0.12 branches of the TracMercurial plugin.

That version is quite old anyway (2, 3 years?), you should upgrade to 1.1.2 (and Mercurial 1.2 is about to be released).