OperationalError: near "m": syntax error

[anonymous]

How to Reproduce

While doing a POST operation on /newticket, Trac issued an internal error.

(please provide additional details here)

Request parameters:

{'__FORM_TOKEN': u'884afd5f150c14212e7b8c1f',
 'author': u'g.schlisio@dukun.de',
 'email': u'',
 'field_cc': u'g.schlisio@dukun.de',
 'field_component': u'Treiber: Linux \u2013 Xkbmap',
 'field_description': u"I'm using up-to-date kde and xkeyboard-config from archlinux repos and encountered a strange behavior.\r\nwhen loading neo via 'setxkbmap de neo' it breaks a whole lot of key combinations (i.e. alt-tab, alt-f2, ctrl-esc).\r\nafter editing /usr/share/X11/xkb/symbols/de and changing level 1 binding of numlock to NoSymbol, everything works again.\r\nSo, why on earth is numlock defined as Tab?\r\n(same problem also with xmodmap from this website)\r\nalso see bugreport on freedesktop.org [0]\r\n[0] https://bugs.freedesktop.org/show_bug.cgi?id=63457",
 'field_keywords': u'',
 'field_milestone': u'',
 'field_owner': u'',
 'field_priority': u'normal',
 'field_summary': u'Numlock as Tab breaks kwin',
 'field_type': u'Fehler/Defekt',
 'field_version': u'2.0 Final',
 'recaptcha_challenge_field': u'03AHJ_VutdVGbSw-1fiuF07w7hxxnMYTUGNf4JEklkX6Et8ZL5c7s5oD5c0d1JoTz9vHE1ArUmf7P4B6yT23qIuFusTVn1XVVAl0D8PmocC5ihzyJjnSLWN7PSooD7LxBsDk0z1GWVeQ_M3uBfM_wQdhcKfJF87-axJXyqfrnmXtI5gxsmGAczqZM',
 'recaptcha_response_field': u'lishippr except',
 'submit': u'Create ticket',
 'url': u'6808443'}

User Agent was: Mozilla/5.0 (X11; Linux x86_64; rv:20.0) Gecko/20100101 Firefox/20.0

System Information

Trac	0.11.7
Python	2.6.6 (r266:84292, Dec 26 2010, 22:48:11) [GCC 4.4.5]
setuptools	0.6
SQLite	3.7.3
pysqlite	2.4.1
Genshi	0.6
mod_python	3.3.1
Pygments	1.3.1
Subversion	1.6.12 (r955767)
RPC	1.0.6
jQuery:	1.4.2

Python Traceback

Traceback (most recent call last):
  File "/usr/lib/python2.6/dist-packages/trac/web/main.py", line 450, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.6/dist-packages/trac/web/main.py", line 206, in dispatch
    resp = chosen_handler.process_request(req)
  File "/usr/lib/python2.6/dist-packages/trac/ticket/web_ui.py", line 183, in process_request
    return self._process_newticket_request(req)
  File "/usr/lib/python2.6/dist-packages/trac/ticket/web_ui.py", line 397, in _process_newticket_request
    valid = self._validate_ticket(req, ticket)
  File "/usr/lib/python2.6/dist-packages/trac/ticket/web_ui.py", line 989, in _validate_ticket
    for field, message in manipulator.validate_ticket(req, ticket):
  File "build/bdist.linux-i686/egg/mathcaptcha/MathCaptcha.py", line 305, in validate_ticket
    return self.validate_mathcaptcha(req)
  File "build/bdist.linux-i686/egg/mathcaptcha/MathCaptcha.py", line 220, in validate_mathcaptcha
    self.store_failed_attempt(req, id, user_solution)
  File "build/bdist.linux-i686/egg/mathcaptcha/MathCaptcha.py", line 251, in store_failed_attempt
    self.get_failed_attempt_text(req), id))
  File "/usr/lib/python2.6/dist-packages/trac/db/util.py", line 65, in execute
    return self.cursor.execute(sql)
  File "/usr/lib/python2.6/dist-packages/trac/db/sqlite_backend.py", line 80, in execute
    result = PyFormatCursor.execute(self, *args)
  File "/usr/lib/python2.6/dist-packages/trac/db/sqlite_backend.py", line 59, in execute
    args or [])
  File "/usr/lib/python2.6/dist-packages/trac/db/sqlite_backend.py", line 51, in _rollback_on_error
    return function(self, *args, **kwargs)
OperationalError: near "m": syntax error