id	summary	reporter	owner	description	type	status	priority	component	severity	resolution	keywords	cc	release
9967	IOError: [Errno 2] No such file or directory: ''	admin	hasienda	"==== How to Reproduce ====

While doing a POST operation on `/admin/accounts/users`, Trac issued an internal error.

''(please provide additional details here)''

Request parameters:
{{{
{'__FORM_TOKEN': u'af246457eb973d951214ab22',
 'add': u' Add ',
 'cat_id': u'accounts',
 'email': u'',
 'name': u'',
 'panel_id': u'users',
 'password': u'zzzzzz',
 'password_confirm': u'zzzzzz',
 'path_info': None,
 'username': u'll'}
}}}

User agent: `Mozilla/5.0 (Windows NT 5.1; rv:11.0) Gecko/20100101 Firefox/11.0`

==== System Information ====
|| '''`Trac`''' || `0.12.3` ||
|| '''`Babel`''' || `0.9.6` ||
|| '''`Genshi`''' || `0.6` ||
|| '''`mod_python`''' || `3.3.1` ||
|| '''`MySQL`''' || `server: ""5.1.54-1ubuntu4"", client: ""5.1.54"", thread-safe: 1` ||
|| '''`MySQLdb`''' || `1.2.2` ||
|| '''`Pygments`''' || `1.4` ||
|| '''`Python`''' || `2.7.1+ (r271:86832, Apr 11 2011, 18:30:20) ` [[br]] `[GCC 4.5.2]` ||
|| '''`pytz`''' || `2010b` ||
|| '''`setuptools`''' || `0.6` ||
|| '''`Subversion`''' || `1.6.12 (r955767)` ||
|| '''`jQuery`''' || `1.4.4` ||

==== Enabled Plugins ====
|| '''`TracAccountManager`''' || `0.3.2` ||

==== Python Traceback ====
{{{
Traceback (most recent call last):
  File ""/usr/local/lib/python2.7/dist-packages/Trac-0.12.3-py2.7.egg/trac/web/main.py"", line 522, in _dispatch_request
    dispatcher.dispatch(req)
  File ""/usr/local/lib/python2.7/dist-packages/Trac-0.12.3-py2.7.egg/trac/web/main.py"", line 243, in dispatch
    resp = chosen_handler.process_request(req)
  File ""/usr/local/lib/python2.7/dist-packages/Trac-0.12.3-py2.7.egg/trac/admin/web_ui.py"", line 117, in process_request
    path_info)
  File ""/usr/local/lib/python2.7/dist-packages/TracAccountManager-0.3.2-py2.7.egg/acct_mgr/admin.py"", line 137, in render_admin_panel
    return self._do_users(req)
  File ""/usr/local/lib/python2.7/dist-packages/TracAccountManager-0.3.2-py2.7.egg/acct_mgr/admin.py"", line 240, in _do_users
    _create_user(req, env, check_permissions=False)
  File ""/usr/local/lib/python2.7/dist-packages/TracAccountManager-0.3.2-py2.7.egg/acct_mgr/web_ui.py"", line 148, in _create_user
    acctmgr.set_password(username, password)
  File ""/usr/local/lib/python2.7/dist-packages/TracAccountManager-0.3.2-py2.7.egg/acct_mgr/api.py"", line 292, in set_password
    if store.set_password(user, password, old_password):
  File ""/usr/local/lib/python2.7/dist-packages/TracAccountManager-0.3.2-py2.7.egg/acct_mgr/htfile.py"", line 56, in set_password
    self.userline(user, password))
  File ""/usr/local/lib/python2.7/dist-packages/TracAccountManager-0.3.2-py2.7.egg/acct_mgr/htfile.py"", line 159, in _update_file
    f = open(filename, 'w')
IOError: [Errno 2] No such file or directory: ''
}}}"	defect	closed	normal	AccountManagerPlugin	normal	duplicate			0.11