InvalidRequestError: One or more mappers failed to initialize - can't proceed with initialization of other mappers. Original exception was: Class 'kombu.transport.sqlalchemy.Message' is not mapped galaxy.jobs.handler ERROR 2015-04-19 14:46:00,794 Exception in monitor_step Traceback (most recent call last): File "/mnt/galaxy/data/galaxy/galaxy-dist/lib/galaxy/jobs/handler.py", line 177, in __monitor self.__monitor_step() File "/mnt/galaxy/data/galaxy/galaxy-dist/lib/galaxy/jobs/handler.py", line 229, in __monitor_step jobs_to_check = self.sa_session.query(model.Job).enable_eagerloads(False) \ File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/orm/scoping.py", line 150, in do return getattr(self.registry(), name)(*args, **kwargs) File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/orm/session.py", line 1165, in query return self._query_cls(entities, self, **kwargs) File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/orm/query.py", line 108, in __init__ self._set_entities(entities) File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/orm/query.py", line 118, in _set_entities self._set_entity_selectables(self._entities) File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/orm/query.py", line 151, in _set_entity_selectables ent.setup_entity(*d[entity]) File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/orm/query.py", line 3036, in setup_entity self._with_polymorphic = ext_info.with_polymorphic_mappers File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/util/langhelpers.py", line 725, in __get__ obj.__dict__[self.__name__] = result = self.fget(obj) File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/orm/mapper.py", line 1877, in _with_polymorphic_mappers configure_mappers() File "/mnt/galaxy/data/galaxy/galaxy-dist/eggs/SQLAlchemy-0.9.8-py2.7-linux-x86_64-ucs2.egg/sqlalchemy/orm/mapper.py", line 2586, in configure_mappers raise e
Once this error occurs, no more jobs execute on the cluster.
Restarting the handler seems to get things moving again, but I’d like to find the source of the failure.
Any ideas?
Brad -- Brad Langhorst, Ph.D. Applications and Product Development Scientist