Hi all,
 
 I have added separate job runner in my galaxy instance.  So far it was running successfully from many months.
Now its giving error as below  and i am unable to trace it. Please suggest.


Traceback (most recent call last):
  File "/home/gwadmin/galaxy-central/lib/galaxy/jobs/__init__.py", line 202, in __monitor_step
    self.dispatcher.put( JobWrapper( job, self ) )
  File "/home/gwadmin/galaxy-central/lib/galaxy/jobs/__init__.py", line 847, in put
    self.job_runners[runner_name].put( job_wrapper )
  File "/home/gwadmin/galaxy-central/lib/galaxy/jobs/runners/gw.py", line 370, in put
    job_wrapper.change_state( model.Job.states.QUEUED )
  File "/home/gwadmin/galaxy-central/lib/galaxy/jobs/__init__.py", line 428, in change_state
    self.sa_session.flush()
  File "/home/gwadmin/galaxy-central/eggs/SQLAlchemy-0.5.6_dev_r6498-py2.4.egg/sqlalchemy/orm/scoping.py", line 127, in do
    return getattr(self.registry(), name)(*args, **kwargs)
  File "/home/gwadmin/galaxy-central/eggs/SQLAlchemy-0.5.6_dev_r6498-py2.4.egg/sqlalchemy/orm/session.py", line 1356, in flush
    self._flush(objects)
  File "/home/gwadmin/galaxy-central/eggs/SQLAlchemy-0.5.6_dev_r6498-py2.4.egg/sqlalchemy/orm/session.py", line 1438, in _flush
    transaction.commit()
  File "/home/gwadmin/galaxy-central/eggs/SQLAlchemy-0.5.6_dev_r6498-py2.4.egg/sqlalchemy/orm/session.py", line 382, in commit
    t[1].commit()
  File "/home/gwadmin/galaxy-central/eggs/SQLAlchemy-0.5.6_dev_r6498-py2.4.egg/sqlalchemy/engine/base.py", line 1036, in commit
    self._do_commit()
  File "/home/gwadmin/galaxy-central/eggs/SQLAlchemy-0.5.6_dev_r6498-py2.4.egg/sqlalchemy/engine/base.py", line 1060, in _do_commit
    self.connection._commit_impl()
  File "/home/gwadmin/galaxy-central/eggs/SQLAlchemy-0.5.6_dev_r6498-py2.4.egg/sqlalchemy/engine/base.py", line 750, in _commit_impl
    self._handle_dbapi_exception(e, None, None, None, None)
  File "/home/gwadmin/galaxy-central/eggs/SQLAlchemy-0.5.6_dev_r6498-py2.4.egg/sqlalchemy/engine/base.py", line 931, in _handle_dbapi_exception
    raise exc.DBAPIError.instance(statement, parameters, e, connection_invalidated=is_disconnect)
OperationalError: (OperationalError) database is locked None None


Thanks
Shashi