NameError: global name 'otherID' is not defined

[anonymous]

Prerequisite: trac.ini ...

[value_propagation]
r1.fields=hours
r1.link=parents
r1.method.hours=sum
r1.type=link

Reproduction steps:

1. New Ticket
2. Setting Estimation Hours
3. Adding Hours
4. Set Parent Ticket Relation

Setting the parent ticket from an existing ticket with an estimation, value propagation plugin shows an error that 'otherID' is not defined.

2014-12-01 13:53:58,016 Trac[main] ERROR: Internal Server Error:
Traceback (most recent call last):
  File "/usr/lib/python2.7/site-packages/trac/web/main.py", line 497, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.7/site-packages/trac/web/main.py", line 214, in dispatch
    resp = chosen_handler.process_request(req)
  File "/usr/lib/python2.7/site-packages/trac/ticket/web_ui.py", line 179, in process_request
    return self._process_ticket_request(req)
  File "/usr/lib/python2.7/site-packages/trac/ticket/web_ui.py", line 614, in _process_ticket_request
    self._do_save(req, ticket, action)
  File "/usr/lib/python2.7/site-packages/trac/ticket/web_ui.py", line 1328, in _do_save
    replyto=req.args.get('replyto'))
  File "/usr/lib/python2.7/site-packages/trac/ticket/model.py", line 365, in save_changes
    listener.ticket_changed(self, comment, author, old_values)
  File "build/bdist.linux-x86_64/egg/valuepropagation/valuepropagation.py", line 361, in ticket_changed
    self.types[v](p[0], ticket, old_values)
  File "build/bdist.linux-x86_64/egg/valuepropagation/valuepropagation.py", line 251, in _handle_link
    self._propagate(r, ticket, old_values, oldOtherID, newOtherID)
  File "build/bdist.linux-x86_64/egg/valuepropagation/valuepropagation.py", line 275, in _propagate
    if newOtherID == oldOtherID or otherID == '':
NameError: global name 'otherID' is not defined

[Ryan J Ollos]

In 16190:

1.2.0dev: Adapt to Trac 1.2 API

• Fix variable referenced before assigned, fixes #12084
• Fix attribute error due to int cnum, fixes #11033

Fixes #13038.