UnboundLocalError: local variable 'db' referenced before assignment

[rgaspar@…]

How to Reproduce

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

(please provide additional details here)

Request parameters:

{'path': u'TC_TT2_TT3', 'title': u'CT_05', 'type': u'testcase'}

User Agent was: Mozilla/5.0 (Windows; U; Windows NT 6.1; pt-BR; rv:1.9.2.12) Gecko/20101026 Firefox/3.6.12

System Information

Trac	0.11.5
Python	2.6.2 (release26-maint, Apr 19 2009, 02:15:38) [GCC 4.3.3]
setuptools	0.6c9
SQLite	3.6.10
pysqlite	2.4.1
Genshi	0.5.1
mod_python	3.3.1
Pygments	1.0
Agilo	0.7.3.3-r1417-20090313
Subversion	1.5.4 (r33841)
jQuery:	1.2.6

Python Traceback

Traceback (most recent call last):
  File "/usr/local/lib/python2.6/dist-packages/Trac-0.11.5-py2.6.egg/trac/web/main.py", line 444, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/local/lib/python2.6/dist-packages/Trac-0.11.5-py2.6.egg/trac/web/main.py", line 205, in dispatch
    resp = chosen_handler.process_request(req)
  File "/home/trac/jardim-rafa/plugins/TestManager-1.3.6-py2.6.egg/testmanager/api.py", line 174, in process_request
    id = self.get_next_id(type)
  File "/home/trac/jardim-rafa/plugins/TestManager-1.3.6-py2.6.egg/testmanager/api.py", line 54, in get_next_id
    db.rollback()
UnboundLocalError: local variable 'db' referenced before assignment

[Remy Blank]

This is a PluginIssue (TestManager).