AttributeError: 'TicketSystem' object has no attribute 'get_ticket_completion_stages'

[test]

How to Reproduce

While doing a GET operation on /ticket/4, Trac issued an internal error.

(please provide additional details here)

Request parameters:

{'id': u'4'}

User Agent was: Mozilla/5.0 (Windows; U; Windows NT 5.1; ru; rv:1.9.0.4) Gecko/2008102920 Firefox/3.0.4

System Information

Trac	0.11.2.1
Python	2.5.2 (r252:60911, Oct 5 2008, 19:42:18) [GCC 4.3.2]
setuptools	0.6c9
SQLite	3.5.9
pysqlite	2.4.1
Genshi	0.6dev-r971
mod_python	3.3.1
Pygments	0.10
Subversion	1.5.1 (r32289)
jQuery:	1.2.3

Python Traceback

Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/trac/web/main.py", line 423, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.5/site-packages/trac/web/main.py", line 197, in dispatch
    resp = chosen_handler.process_request(req)
  File "/usr/lib/python2.5/site-packages/trac/ticket/web_ui.py", line 152, in process_request
    return self._process_ticket_request(req)
  File "/usr/lib/python2.5/site-packages/trac/ticket/web_ui.py", line 494, in _process_ticket_request
    get_reporter_id(req, 'author'), field_changes)
  File "/usr/lib/python2.5/site-packages/trac/ticket/web_ui.py", line 1184, in _insert_ticket_data
    req, ticket, action)
  File "build/bdist.linux-i686/egg/agiletrac/workflow.py", line 391, in render_ticket_action_control
    stages = TicketSystem(self.env).get_ticket_completion_stages(ticket)
AttributeError: 'TicketSystem' object has no attribute 'get_ticket_completion_stages'

[Remy Blank]

The exception is thrown in the AgileTrac plugin. Please report the issue to the plugin maintainer.