bash-3.00# python -V
Python 2.4.2
bash-3.00# echo $PYTHONPATH
/usr/local/lib/python2.4/site-packages
bash-3.00# uname -a
SunOS club 5.10 Generic_118822-08 sun4u sparc SUNW,Sun-Fire-V440
bash-3.00# hg debuginstall
Checking encoding (ISO8859-1)...
Checking extensions...
Checking templates...
Checking patch...
Checking merge helper...
automatic merge failed! Exiting.
merge failed
 got unexpected merge error 256!** unknown exception encountered, details follow
** report bug details to http://www.selenic.com/mercurial/bts
** or mercurial@selenic.com
** Mercurial Distributed SCM (version 0.9.4)
Traceback (most recent call last):
  File "/usr/local/bin/hg", line 11, in ?
    mercurial.commands.run()
  File "/usr/local/lib/python2.4/site-packages/mercurial/commands.py", line
3110, in run
    sys.exit(dispatch(sys.argv[1:], argv0=sys.argv[0]))
  File "/usr/local/lib/python2.4/site-packages/mercurial/commands.py", line
3107, in dispatch
    return cmdutil.runcatch(u, args, argv0=argv0)
  File "/usr/local/lib/python2.4/site-packages/mercurial/cmdutil.py", line 37,
in runcatch
    return dispatch(ui, args, argv0=argv0)
  File "/usr/local/lib/python2.4/site-packages/mercurial/cmdutil.py", line 364,
in dispatch
    ret = runcommand(ui, options, cmd, d)
  File "/usr/local/lib/python2.4/site-packages/mercurial/cmdutil.py", line 417,
in runcommand
    return checkargs()
  File "/usr/local/lib/python2.4/site-packages/mercurial/cmdutil.py", line 373,
in checkargs
    return cmdfunc()
  File "/usr/local/lib/python2.4/site-packages/mercurial/cmdutil.py", line 358,
in <lambda>
    d = lambda: func(ui, *args, **cmdoptions)
  File "/usr/local/lib/python2.4/site-packages/mercurial/commands.py", line 929,
in debuginstall
    ui.write(_(" got unexpected merge results!") % r)
TypeError: not all arguments converted during string formatting