What version are you running?
1.7.6
What's the URL of the page containing the problem?
http://reviewboard.cctechnol.com/r/1039/diff/4/fragment/21123/?index=11&1365530769
What steps will reproduce the problem?
1. Select View Diff
2.
3.
What is the expected output? What do you see instead?
I expect all pages of the diff to show up. Instead, I get sporadic and unpredictable error 500: Something Broke! messages
What operating system are you using? What browser?
Centos 6.3, Chrome and Fedora 17, Firefox 19
Please provide any additional information below.
Exception thrown for user pjm at http://reviewboard.cctechnol.com/r/1039/diff/4/fragment/21123/?index=11&1365530769
'NoneType' object is not callable
Traceback (most recent call last):
File "/usr/lib/python2.6/site-packages/Django-1.4.5-py2.6.egg/django/core/handlers/base.py", line 111, in get_response
response = callback(request, *callback_args, **callback_kwargs)
File "/usr/lib/python2.6/site-packages/ReviewBoard-1.7.6-py2.6.egg/reviewboard/accounts/decorators.py", line 20, in _check
return login_required(view_func)(*args, **kwargs)
File "/usr/lib/python2.6/site-packages/Djblets-0.7.11-py2.6.egg/djblets/auth/util.py", line 47, in _checklogin
return view_func(request, *args, **kwargs)
File "/usr/lib/python2.6/site-packages/ReviewBoard-1.7.6-py2.6.egg/reviewboard/reviews/views.py", line 1174, in diff_fragment
interdiffset, chunkindex, template_name)
File "/usr/lib/python2.6/site-packages/ReviewBoard-1.7.6-py2.6.egg/reviewboard/diffviewer/views.py", line 403, in view_diff_fragment
extra_context={'file': get_requested_diff_file(False)})
File "/usr/lib/python2.6/site-packages/ReviewBoard-1.7.6-py2.6.egg/reviewboard/diffviewer/views.py", line 306, in get_requested_diff_file
files = get_diff_files(diffset, filediff, interdiffset)
File "/usr/lib/python2.6/site-packages/ReviewBoard-1.7.6-py2.6.egg/reviewboard/diffviewer/diffutils.py", line 1116, in get_diff_files
tool = filediff.diffset.repository.get_scmtool()
File "/usr/lib/python2.6/site-packages/ReviewBoard-1.7.6-py2.6.egg/reviewboard/scmtools/models.py", line 136, in get_scmtool
return cls(self)
File "/usr/lib/python2.6/site-packages/ReviewBoard-1.7.6-py2.6.egg/reviewboard/scmtools/hg.py", line 31, in __init__
self.client = HgClient(repository.path, repository.local_site)
File "/usr/lib/python2.6/site-packages/ReviewBoard-1.7.6-py2.6.egg/reviewboard/scmtools/hg.py", line 239, in __init__
if parse_version(hg_version) <= parse_version("1.2"):
File "/usr/lib/python2.6/site-packages/pkg_resources.py", line 1913, in parse_version
for part in _parse_version_parts(s.lower()):
TypeError: 'NoneType' object is not callable
