id,summary,reporter,owner,description,type,status,priority,component,severity,resolution,keywords,cc,release
9623,"IOError: (22, ""invalid mode ('r') or filename"")",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'7097c8ea2f72cafa1fb30eea',
 'add': u' Add ',
 'cat_id': u'accounts',
 'email': u'tpradeeppai@gmail.com',
 'name': u'vipin',
 'panel_id': u'users',
 'password': u'vipin123',
 'password_confirm': u'vipin123',
 'path_info': None,
 'username': u'vipin'}
}}}

User agent: `Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.2 Safari/535.11`

==== System Information ====
|| '''`Trac`''' || `0.12.2` ||
|| '''`Babel`''' || `0.9.5` ||
|| '''`Genshi`''' || `0.6` ||
|| '''`mod_wsgi`''' || `3.3 (WSGIProcessGroup  WSGIApplicationGroup %{GLOBAL})` ||
|| '''`pysqlite`''' || `2.6.0` ||
|| '''`Python`''' || `2.6.2 (r262:71605, Apr 14 2009, 22:40:02) [MSC v.1500 32 bit (Intel)]` ||
|| '''`setuptools`''' || `0.6c11` ||
|| '''`SQLite`''' || `3.6.2` ||
|| '''`Subversion`''' || `1.6.15 (r1038135)` ||
|| '''`jQuery`''' || `1.4.2` ||

==== Enabled Plugins ====
|| '''`tracaccountmanager`''' || `0.3.2` ||

==== Python Traceback ====
{{{
Traceback (most recent call last):
  File ""build\bdist.win32\egg\trac\web\main.py"", line 511, in _dispatch_request
    dispatcher.dispatch(req)
  File ""build\bdist.win32\egg\trac\web\main.py"", line 237, in dispatch
    resp = chosen_handler.process_request(req)
  File ""build\bdist.win32\egg\trac\admin\web_ui.py"", line 116, in process_request
    path_info)
  File ""build\bdist.win32\egg\acct_mgr\admin.py"", line 137, in render_admin_panel
    return self._do_users(req)
  File ""build\bdist.win32\egg\acct_mgr\admin.py"", line 240, in _do_users
    _create_user(req, env, check_permissions=False)
  File ""build\bdist.win32\egg\acct_mgr\web_ui.py"", line 148, in _create_user
    acctmgr.set_password(username, password)
  File ""build\bdist.win32\egg\acct_mgr\api.py"", line 292, in set_password
    if store.set_password(user, password, old_password):
  File ""build\bdist.win32\egg\acct_mgr\htfile.py"", line 56, in set_password
    self.userline(user, password))
  File ""build\bdist.win32\egg\acct_mgr\htfile.py"", line 106, in _update_file
    f = open(filename, 'r')
IOError: [Errno 22] invalid mode ('r') or filename: ''
}}}",defect,new,low,AccountManagerPlugin,normal,,needinfo IOError,,0.11