(from github.com/MajidSafari)
2016-12-19 17:20:19,752 [main] INFO [Postbox]
2016-12-19 17:20:19,752 [main] INFO postOffice: PostOffice@293bb8a5
2016-12-19 17:20:19,752 [main] INFO postalParkingLot: SMailPostalParkingLot:{{category:{main}=motorbike:{session=javax.mail.Session@2416a51}}}@6fa590ba
2016-12-19 17:20:19,752 [main] INFO postalPersonnel: FessMailDeliveryDepartmentCreator$1:{SMailConventionReceptionist:{[]}@6e9319f, batch:{[proofreader:{pmcomment}]}}@72e34f77
2016-12-19 17:20:20,707 [main] INFO [Sean Cassidy] modules [], plugins [], sites []
2016-12-19 17:20:22,848 [main] WARN Failed to create fess_log/click_log mapping.
java.lang.IllegalArgumentException: Mapper for [requestedAt] conflicts with existing mapping in other types:
[mapper [requestedAt] is used by multiple types. Set update_all_types to true to update [format] across all types.]
at org.elasticsearch.index.mapper.FieldTypeLookup.checkCompatibility(FieldTypeLookup.java:153)
at org.elasticsearch.index.mapper.FieldTypeLookup.copyAndAddAll(FieldTypeLookup.java:115)
at org.elasticsearch.index.mapper.MapperService.merge(MapperService.java:381)
at org.elasticsearch.index.mapper.MapperService.merge(MapperService.java:320)
at org.elasticsearch.cluster.metadata.MetaDataMappingService$PutMappingExecutor.applyRequest(MetaDataMappingService.java:306)
at org.elasticsearch.cluster.metadata.MetaDataMappingService$PutMappingExecutor.execute(MetaDataMappingService.java:230)
at org.elasticsearch.cluster.service.InternalClusterService.runTasksForExecutor(InternalClusterService.java:480)
at org.elasticsearch.cluster.service.InternalClusterService$UpdateTask.run(InternalClusterService.java:784)
at org.elasticsearch.common.util.concurrent.PrioritizedEsThreadPoolExecutor$TieBreakingPrioritizedRunnable.runAndClean(PrioritizedEsThreadPoolExecutor.java:231)
at org.elasticsearch.common.util.concurrent.PrioritizedEsThreadPoolExecutor$TieBreakingPrioritizedRunnable.run(PrioritizedEsThreadPoolExecutor.java:194)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)