execv() arg 2 must contain only strings
File '/usr/lib/pymodules/python2.6/notifier/threads.py', line 81, in _run
tmp = self._function()

File '/usr/lib/pymodules/python2.6/notifier/__init__.py', line 104, in __call__
return self._function( *tmp, **self._kwargs )

File '/usr/lib/pymodules/python2.6/univention/management/console/modules/quota/user.py', line 134, in _thread
file_soft, file_hard)

File '/usr/lib/pymodules/python2.6/univention/management/console/modules/quota/tools.py', line 115, in setquota
result = subprocess.call(cmd)

File '/usr/lib/python2.6/subprocess.py', line 470, in call
return Popen(*popenargs, **kwargs).wait()

File '/usr/lib/python2.6/subprocess.py', line 623, in __init__
errread, errwrite)

File '/usr/lib/python2.6/subprocess.py', line 1141, in _execute_child
raise child_exception