Traceback (most recent call last):
  File "/usr/local/topp/mobilegeotrac/bin/trac-admin", line 7, in ?
    sys.exit(
  File "/usr/local/topp/mobilegeotrac/lib/python2.4/site-packages/Trac-0.11.4-py2.4.egg/trac/admin/console.py", line 1317, in run
    return admin.onecmd(command)
  File "/usr/local/topp/mobilegeotrac/lib/python2.4/site-packages/Trac-0.11.4-py2.4.egg/trac/admin/console.py", line 133, in onecmd
    rv = cmd.Cmd.onecmd(self, line) or 0
  File "/usr/lib/python2.4/cmd.py", line 219, in onecmd
    return func(arg)
  File "/usr/local/topp/mobilegeotrac/lib/python2.4/site-packages/Trac-0.11.4-py2.4.egg/trac/admin/console.py", line 1154, in do_upgrade
    self.__env.upgrade(backup=do_backup)
  File "/usr/local/topp/mobilegeotrac/lib/python2.4/site-packages/Trac-0.11.4-py2.4.egg/trac/env.py", line 458, in upgrade
    participant.upgrade_environment(db)
  File "build/bdist.linux-x86_64/egg/tractags/model.py", line 35, in upgrade_environment
  File "build/bdist.linux-x86_64/egg/tractags/model.py", line 60, in _upgrade_db
  File "/usr/local/topp/mobilegeotrac/lib/python2.4/site-packages/Trac-0.11.4-py2.4.egg/trac/db/util.py", line 51, in execute
    return self.cursor.execute(sql)
  File "/usr/local/topp/mobilegeotrac/lib/python2.4/site-packages/Trac-0.11.4-py2.4.egg/trac/db/sqlite_backend.py", line 58, in execute
    args or [])
  File "/usr/local/topp/mobilegeotrac/lib/python2.4/site-packages/Trac-0.11.4-py2.4.egg/trac/db/sqlite_backend.py", line 50, in _rollback_on_error
    return function(self, *args, **kwargs)
pysqlite2.dbapi2.OperationalError: table tags already exists