[issue1337] hg update on USB stick (vfat) fails: IOError: invalid mode: wb

[Arne Babenhauserheide]

New submission from Arne Babenhauserheide <arne_bab at web.de>:

Hi, 

In one of my repositories updating on a usb stick fails with the following error
message: 

$ hg up -v
Not trusting file /media/sdd1/ews/RaumZeit/welt/.hg/hgrc from untrusted user
ivman, group plugdev
Not trusting file /media/sdd1/ews/RaumZeit/welt/.hg/hgrc from untrusted user
ivman, group plugdev
resolving manifests
getting Antriebe im �berblick.odt
Traceback (most recent call last):
  File "/usr/bin/hg", line 20, in <module>
    mercurial.dispatch.run()
  File "/usr/lib64/python2.5/site-packages/mercurial/dispatch.py", line 20, in
run
    sys.exit(dispatch(sys.argv[1:]))
  File "/usr/lib64/python2.5/site-packages/mercurial/dispatch.py", line 29, in
dispatch
    return _runcatch(u, args)
  File "/usr/lib64/python2.5/site-packages/mercurial/dispatch.py", line 45, in
_runcatch
    return _dispatch(ui, args)
  File "/usr/lib64/python2.5/site-packages/mercurial/dispatch.py", line 364, in
_dispatch
    ret = _runcommand(ui, options, cmd, d)
  File "/usr/lib64/python2.5/site-packages/mercurial/dispatch.py", line 417, in
_runcommand
    return checkargs()
  File "/usr/lib64/python2.5/site-packages/mercurial/dispatch.py", line 373, in
checkargs
    return cmdfunc()
  File "/usr/lib64/python2.5/site-packages/mercurial/dispatch.py", line 356, in
<lambda>
    d = lambda: func(ui, repo, *args, **cmdoptions)
  File "/usr/lib64/python2.5/site-packages/mercurial/commands.py", line 2800, in
update
    return hg.update(repo, rev)
  File "/usr/lib64/python2.5/site-packages/mercurial/hg.py", line 271, in update
    stats = _merge.update(repo, node, False, False, None)
  File "/usr/lib64/python2.5/site-packages/mercurial/merge.py", line 402, in
update
    stats = applyupdates(repo, action, wc, p2)
  File "/usr/lib64/python2.5/site-packages/mercurial/merge.py", line 248, in
applyupdates
    repo.wwrite(f, t, flags)
  File "/usr/lib64/python2.5/site-packages/mercurial/localrepo.py", line 565, in
wwrite
    self.wopener(filename, 'w').write(data)
  File "/usr/lib64/python2.5/site-packages/mercurial/util.py", line 1442, in
__call__
    fp = posixfile(f, mode)
IOError: invalid mode: wb
    return cmdfunc()
  File "/usr/lib64/python2.5/site-packages/mercurial/dispatch.py", line 356, in
<lambda>
    d = lambda: func(ui, repo, *args, **cmdoptions)
  File "/usr/lib64/python2.5/site-packages/mercurial/commands.py", line 2800, in
update
    return hg.update(repo, rev)
  File "/usr/lib64/python2.5/site-packages/mercurial/hg.py", line 271, in update
    stats = _merge.update(repo, node, False, False, None)
  File "/usr/lib64/python2.5/site-packages/mercurial/merge.py", line 402, in
update
    stats = applyupdates(repo, action, wc, p2)
  File "/usr/lib64/python2.5/site-packages/mercurial/merge.py", line 248, in
applyupdates
    repo.wwrite(f, t, flags)
  File "/usr/lib64/python2.5/site-packages/mercurial/localrepo.py", line 565, in
wwrite
    self.wopener(filename, 'w').write(data)
  File "/usr/lib64/python2.5/site-packages/mercurial/util.py", line 1442, in
__call__
    fp = posixfile(f, mode)
IOError: invalid mode: wb


The � is a german umlaut (ü) and the file is an open office text file (binary). 

The repository in question is public: 
http://freehg.org/u/ArneBab/raumzeit

----------
messages: 7408
nosy: ArneBab
priority: bug
status: unread
title: hg update on USB stick (vfat) fails: IOError: invalid mode: wb
topic: update

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Mercurial issue tracker <mercurial-bugs at selenic.com>
<http://www.selenic.com/mercurial/bts/issue1337>
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