AttributeError: 'NoneType' object has no attribute 'encode'

[michiko]

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'67d5dcf7dc3abac52e12140e',
 'add': u' Add ',
 'cat_id': u'accounts',
 'email': u'lougrillo93@gmail.com',
 'name': u'Lou Grillo',
 'panel_id': u'users',
 'password': u'leasedim',
 'password_confirm': u'leasedim',
 'path_info': None,
 'user': u'lougrillo93@gmail.com'}

System Information

Trac	0.11.7
Python	2.6 (r26:66714, Nov 3 2009, 17:33:18) [GCC 4.4.1 20090725 (Red Hat 4.4.1-2)]
setuptools	0.6c11
SQLite	3.6.20
pysqlite	2.4.1
Genshi	0.5.1
Pygments	1.3.1
Subversion	1.6.6 (r40053)
CustomFieldAdmin	0.2.2

Python Traceback

Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/trac/web/main.py", line 450, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.6/site-packages/trac/web/main.py", line 206, in dispatch
    resp = chosen_handler.process_request(req)
  File "/usr/lib/python2.6/site-packages/trac/admin/web_ui.py", line 114, in process_request
    path_info)
  File "/usr/lib/python2.6/site-packages/acct_mgr/admin.py", line 117, in render_admin_panel
    return self._do_users(req)
  File "/usr/lib/python2.6/site-packages/acct_mgr/admin.py", line 185, in _do_users
    _create_user(req, self.env, check_permissions=False)
  File "/usr/lib/python2.6/site-packages/acct_mgr/web_ui.py", line 71, in _create_user
    mgr.set_password(user, password)
  File "/usr/lib/python2.6/site-packages/acct_mgr/api.py", line 128, in set_password
    if store.set_password(user, password):
  File "/usr/lib/python2.6/site-packages/acct_mgr/db.py", line 50, in set_password
    hash = self.hash_method.generate_hash(user, password)
  File "/usr/lib/python2.6/site-packages/acct_mgr/pwhash.py", line 48, in generate_hash
    user,password,realm = _encode(user, password, self.realm)
  File "/usr/lib/python2.6/site-packages/acct_mgr/pwhash.py", line 56, in _encode
    return [a.encode('utf-8') for a in args]
AttributeError: 'NoneType' object has no attribute 'encode'

[Ryan J Ollos]

PluginIssue: ​AccountManagerPlguin.