OperationalError: database is locked

[neo67@…]

How to Reproduce

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

(please provide additional details here)

User Agent was: Mozilla/5.0 (Windows; U; Windows NT 6.0; de; rv:1.9.0.4) Gecko/2008102920 Firefox/3.0.4

System Information

Trac	0.11.1
Python	2.5.2 (r252:60911, Nov 14 2008, 19:46:32) [GCC 4.3.2]
setuptools	0.6c8
SQLite	3.5.9
pysqlite	2.4.1
Genshi	0.5.1
GIT	1.5.6.5
jQuery:	1.2.6

Python Traceback

Traceback (most recent call last):
  File "/usr/lib/python2.5/site-packages/trac/web/main.py", line 426, in _dispatch_request
    dispatcher.dispatch(req)
  File "/usr/lib/python2.5/site-packages/trac/web/main.py", line 173, in dispatch
    chosen_handler)
  File "/usr/lib/python2.5/site-packages/trac/web/main.py", line 286, in _pre_process_request
    chosen_handler = filter_.pre_process_request(req, chosen_handler)
  File "/usr/lib/python2.5/site-packages/trac/versioncontrol/api.py", line 86, in pre_process_request
    self.get_repository(req.authname).sync()
  File "/usr/lib/python2.5/site-packages/trac/versioncontrol/cache.py", line 89, in sync
    ','.join(["'%s'" % key for key in CACHE_METADATA_KEYS]))
  File "/usr/lib/python2.5/site-packages/trac/db/util.py", line 51, in execute
    return self.cursor.execute(sql)
  File "/usr/lib/python2.5/site-packages/trac/db/sqlite_backend.py", line 58, in execute
    args or [])
  File "/usr/lib/python2.5/site-packages/trac/db/sqlite_backend.py", line 50, in _rollback_on_error
    return function(self, *args, **kwargs)
OperationalError: database is locked