[2013-04-22 13:36:52,044: WARNING/PoolWorker-1] Configuring SchoolTool machinery.
[2013-04-22 13:36:52,075: WARNING/PoolWorker-1] /home/replaceafill/sandboxes/remote_reports/replaceafill_celery/instance/report-server.zcml
[2013-04-22 13:41:38,636: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 228)
[2013-04-22 13:41:40,859: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 1126)
[2013-04-22 13:41:43,054: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 2024)
[2013-04-22 13:41:45,154: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 2922)
[2013-04-22 13:41:47,210: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 3820)
[2013-04-22 13:41:49,261: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 4718)
[2013-04-22 13:41:51,315: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 5616)
[2013-04-22 13:41:53,319: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 6514)
[2013-04-22 13:41:55,384: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 7412)
[2013-04-22 13:41:57,712: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 8310)
[2013-04-22 13:41:59,800: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 9208)
[2013-04-22 13:42:01,975: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 10106)
[2013-04-22 13:42:04,360: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 11004)
[2013-04-22 13:42:06,416: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 11902)
[2013-04-22 13:42:08,463: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 12800)
[2013-04-22 13:42:10,548: WARNING/PoolWorker-1] Directive 'pto_header' could not be processed and was ignored. (file aggregated_student_skill_reports_math-foundations-and-prealgebra_13-04-22-13-41.pdf, line 13698)
[2013-04-22 13:52:31,937: WARNING/PoolWorker-2] Configuring SchoolTool machinery.
[2013-04-22 13:52:32,180: WARNING/PoolWorker-2] /home/replaceafill/sandboxes/remote_reports/replaceafill_celery/instance/report-server.zcml
[2013-04-22 13:52:42,341: ERROR/MainProcess] Task schooltool.task.tasks.DBTask[53638492-3333-4633-9c06-a8becbb2a959] raised exception: WorkerLostError('Worker exited prematurely.',)
Traceback (most recent call last):
  File "/home/replaceafill/.buildout/eggs/celery-2.5.3-py2.7.egg/celery/concurrency/processes/pool.py", line 634, in _join_exited_workers
    raise WorkerLostError("Worker exited prematurely.")
WorkerLostError: Worker exited prematurely.