Trac detected an internal error:

[jerzy.lewkowicz]

Python Traceback
Traceback (most recent call last):
  File "/var/lib/python-support/python2.4/trac/web/main.py", line 387, in dispatch_request
    dispatcher.dispatch(req)
  File "/var/lib/python-support/python2.4/trac/web/main.py", line 182, in dispatch
    req.authname = self.authenticate(req)
  File "/var/lib/python-support/python2.4/trac/web/main.py", line 146, in authenticate
    authname = authenticator.authenticate(req)
  File "build/bdist.linux-x86_64/egg/acct_mgr/web_ui.py", line 334, in wrap
  File "build/bdist.linux-x86_64/egg/acct_mgr/web_ui.py", line 344, in authenticate
  File "build/bdist.linux-x86_64/egg/acct_mgr/web_ui.py", line 371, in _remote_user
  File "build/bdist.linux-x86_64/egg/acct_mgr/api.py", line 104, in check_password
  File "build/bdist.linux-x86_64/egg/acct_mgr/http.py", line 30, in check_password
  File "urllib2.py", line 364, in open
    response = meth(req, response)
  File "urllib2.py", line 471, in http_response
    response = self.parent.error(
  File "urllib2.py", line 396, in error
    result = self._call_chain(*args)
  File "urllib2.py", line 337, in _call_chain
    result = func(*args)
  File "urllib2.py", line 741, in http_error_401
    host, req, headers)
  File "urllib2.py", line 720, in http_error_auth_reqed
    return self.retry_http_basic_auth(host, req, realm)
  File "urllib2.py", line 730, in retry_http_basic_auth
    return self.parent.open(req)
  File "urllib2.py", line 364, in open
    response = meth(req, response)
  File "urllib2.py", line 471, in http_response
    response = self.parent.error(
  File "urllib2.py", line 396, in error
    result = self._call_chain(*args)
  File "urllib2.py", line 337, in _call_chain
    result = func(*args)
  File "urllib2.py", line 916, in http_error_401
    host, req, headers)
  File "urllib2.py", line 807, in http_error_auth_reqed
    raise ValueError("AbstractDigestAuthHandler doesn't know "
ValueError: AbstractDigestAuthHandler doesn't know about Basic

[cboos]

acct_mgr is the TH:AccountManagerPlugin, not yet part of Trac itself. See on TracHacks for support.