Converting from SVN to HG issue

[Dylan Tempel]

I have a subversion repository I am trying to convert to hg and I am running 
into the following error:

scanning source...
sorting...
converting...
564 
** unknown exception encountered, please report by visiting
**  http://mercurial.selenic.com/wiki/BugTracker
** Python 2.7.3 (default, Sep 26 2013, 20:03:06) [GCC 4.6.3]
** Mercurial Distributed SCM (version 2.0.2)
** Extensions loaded: convert, hgsubversion
Traceback (most recent call last):
  File "/usr/bin/hg", line 38, in <module>
    mercurial.dispatch.run()
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 27, in 
run
    sys.exit(dispatch(request(sys.argv[1:])))
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 64, in 
dispatch
    return _runcatch(req)
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 87, in 
_runcatch
    return _dispatch(req)
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 684, 
in _dispatch
    cmdpats, cmdoptions)
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 466, 
in runcommand
    ret = _runcommand(ui, options, cmd, d)
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 738, 
in _runcommand
    return checkargs()
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 692, 
in checkargs
    return cmdfunc()
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 681, 
in <lambda>
    d = lambda: util.checksignature(func)(ui, *args, **cmdoptions)
  File "/usr/lib/python2.7/dist-packages/mercurial/util.py", line 458, in 
check
    return func(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/__init__.py", line 
269, in convert
    return convcmd.convert(ui, src, dest, revmapfile, **opts)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/convcmd.py", line 
445, in convert
    c.convert(sortmode)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/convcmd.py", line 
361, in convert
    self.copy(c)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/convcmd.py", line 
304, in copy
    changes = self.source.getchanges(rev)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/subversion.py", line 
408, in getchanges
    files, self.removed, copies = self.expandpaths(rev, paths, parents)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/subversion.py", line 
636, in expandpaths
    kind = self._checkpath(entrypath, revnum)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/subversion.py", line 
918, in _checkpath
    return svn.ra.check_path(self.ra, path.strip('/'), revnum)
  File "/usr/lib/python2.7/dist-packages/libsvn/ra.py", line 737, in 
svn_ra_check_path
    return _ra.svn_ra_check_path(*args)
svn.core.SubversionException: ("Unable to parse URL 
'/svn_msdl/root/!svn/bc/37/code/projects/NEEC Optimization/'", 175009)
Error in sys.excepthook:
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/apport_python_hook.py", line 66, in 
apport_excepthook
    from apport.fileutils import likely_packaged, get_recent_crashes
  File "/usr/lib/python2.7/dist-packages/mercurial/demandimport.py", line 
95, in _demandimport
    return _import(name, globals, locals, fromlist, level)
  File "/usr/lib/python2.7/dist-packages/apport/__init__.py", line 1, in 
<module>
    from apport.report import Report
  File "/usr/lib/python2.7/dist-packages/mercurial/demandimport.py", line 
114, in _demandimport
    mod = _origimport(name, globals, locals)
  File "/usr/lib/python2.7/dist-packages/apport/report.py", line 155, in 
<module>
    class Report(problem_report.ProblemReport):
  File "/usr/lib/python2.7/dist-packages/mercurial/demandimport.py", line 
86, in __getattribute__
    self._load()
  File "/usr/lib/python2.7/dist-packages/mercurial/demandimport.py", line 
58, in _load
    mod = _origimport(head, globals, locals)
  File "/usr/lib/python2.7/dist-packages/problem_report.py", line 93, in 
<module>
    class ProblemReport(UserDict):
TypeError: Error when calling the metaclass bases
    module.__init__() takes at most 2 arguments (3 given)

Original exception was:
Traceback (most recent call last):
  File "/usr/bin/hg", line 38, in <module>
    mercurial.dispatch.run()
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 27, in 
run
    sys.exit(dispatch(request(sys.argv[1:])))
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 64, in 
dispatch
    return _runcatch(req)
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 87, in 
_runcatch
    return _dispatch(req)
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 684, 
in _dispatch
    cmdpats, cmdoptions)
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 466, 
in runcommand
    ret = _runcommand(ui, options, cmd, d)
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 738, 
in _runcommand
    return checkargs()
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 692, 
in checkargs
    return cmdfunc()
  File "/usr/lib/python2.7/dist-packages/mercurial/dispatch.py", line 681, 
in <lambda>
    d = lambda: util.checksignature(func)(ui, *args, **cmdoptions)
  File "/usr/lib/python2.7/dist-packages/mercurial/util.py", line 458, in 
check
    return func(*args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/__init__.py", line 
269, in convert
    return convcmd.convert(ui, src, dest, revmapfile, **opts)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/convcmd.py", line 
445, in convert
    c.convert(sortmode)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/convcmd.py", line 
361, in convert
    self.copy(c)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/convcmd.py", line 
304, in copy
    changes = self.source.getchanges(rev)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/subversion.py", line 
408, in getchanges
    files, self.removed, copies = self.expandpaths(rev, paths, parents)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/subversion.py", line 
636, in expandpaths
    kind = self._checkpath(entrypath, revnum)
  File "/usr/lib/python2.7/dist-packages/hgext/convert/subversion.py", line 
918, in _checkpath
    return svn.ra.check_path(self.ra, path.strip('/'), revnum)
  File "/usr/lib/python2.7/dist-packages/libsvn/ra.py", line 737, in 
svn_ra_check_path
    return _ra.svn_ra_check_path(*args)
svn.core.SubversionException: ("Unable to parse URL 
'/svn_msdl/root/!svn/bc/37/code/projects/NEEC Optimization/'", 175009)

I am running Ubuntu 12.04.  I have been unable to find info on what is 
causing this issue.

Thanks for any help!