# Exception upon receiving messages **URL:** \ **Category:** Elasticsearch\ **Created:** [January 17, 2012, 4:49pm UTC](https://discuss.elastic.co/t/exception-upon-receiving-messages/6414 "2012-01-17T16:49:47Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![dsj](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dsj/32/2794_2.png) [@dsj](https://discuss.elastic.co/u/dsj)\ **Post date:** [January 17, 2012, 4:49pm UTC](https://discuss.elastic.co/t/exception-upon-receiving-messages/6414/1 "2012-01-17T16:49:47Z")
Hi Gents, I'm using elasticsearch with graylog2 and i'm receiving an exception when messages are being received by the server. [2012-01-17 15:15:21,401][DEBUG][action.bulk] [graylog2] [graylog2][0] failed to bulk item (index) index {[graylog2][message] [DqNqr2kmSWWQk\_prJsLLrQ], source[{"message":"Inside function","level": 7,"host":"SomeString","\_log4netHostName":"SomeString","\_functionRequest":"/ ConfigurationService/ ConfigurationService.xml","facility":"SomeString.","file":"","full\_message":"Inside function","created\_at":1.326813320529E9,"line":-1,"streams": ["4ecb8c99a2144a03dc000081","4ece78a4a2144a03dc00012e"],"\_Host":"SomeString"}]} org.elasticsearch.index.mapper.MapperParsingException: object mapping [streams] trying to serialize a value with no field associated with it, current value [4ecb8c99a2144a03dc000081] at org.elasticsearch.index.mapper.object.ObjectMapper.serializeValue(ObjectMapper.java: 573) at org.elasticsearch.index.mapper.object.ObjectMapper.parse(ObjectMapper.java: 443) at org.elasticsearch.index.mapper.object.ObjectMapper.serializeValue(ObjectMapper.java: 577) at org.elasticsearch.index.mapper.object.ObjectMapper.serializeArray(ObjectMapper.java: 565) at org.elasticsearch.index.mapper.object.ObjectMapper.parse(ObjectMapper.java: 435) at org.elasticsearch.index.mapper.DocumentMapper.parse(DocumentMapper.java: 465) at org.elasticsearch.index.mapper.DocumentMapper.parse(DocumentMapper.java: 414) at org.elasticsearch.index.shard.service.InternalIndexShard.prepareCreate(InternalIndexShard.java: 285) at org.elasticsearch.action.bulk.TransportShardBulkAction.shardOperationOnPrimary(TransportShardBulkAction.java: 141) at org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction $AsyncShardOperationAction.performOnPrimary(TransportShardReplicationOperationAction.java: 487) at org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction $AsyncShardOperationAction $1.run(TransportShardReplicationOperationAction.java:400) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java: 1110) at java.util.concurrent.ThreadPoolExecutor $Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:636) Can you help me solve this problem? Regards, Daniel ---
**Author:** ![kimchy](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/kimchy/32/44952_2.png) [@kimchy](https://discuss.elastic.co/u/kimchy)\ **Post date:** [January 18, 2012, 8:55pm UTC](https://discuss.elastic.co/t/exception-upon-receiving-messages/6414/2 "2012-01-18T20:55:17Z")
This usually happens when a document is indexed with a field and a value, and then that field suddenly has an object value (or the other way around). On Tue, Jan 17, 2012 at 6:49 PM, dsj [dasajo@gmail.com](mailto:dasajo@gmail.com) wrote: > Hi Gents, > > I'm using elasticsearch with graylog2 and i'm receiving an exception > when messages are being received by the server. > > [2012-01-17 15:15:21,401][DEBUG][action.bulk] [graylog2] > [graylog2][0] failed to bulk item (index) index {[graylog2][message] > [DqNqr2kmSWWQk\_prJsLLrQ], source[{"message":"Inside function","level": > > 7,"host":"SomeString","\_log4netHostName":"SomeString","\_functionRequest":"/ > ConfigurationService/ > > ConfigurationService.xml","facility":"SomeString.","file":"","full\_message":"Inside > function","created\_at":1.326813320529E9,"line":-1,"streams": > > ["4ecb8c99a2144a03dc000081","4ece78a4a2144a03dc00012e"],"\_Host":"SomeString"}]} > org.elasticsearch.index.mapper.MapperParsingException: object mapping > [streams] trying to serialize a value with no field associated with > it, current value [4ecb8c99a2144a03dc000081] > at > > org.elasticsearch.index.mapper.object.ObjectMapper.serializeValue(ObjectMapper.java: > 573) > at > org.elasticsearch.index.mapper.object.ObjectMapper.parse(ObjectMapper.java: > 443) > at > > org.elasticsearch.index.mapper.object.ObjectMapper.serializeValue(ObjectMapper.java: > 577) > at > > org.elasticsearch.index.mapper.object.ObjectMapper.serializeArray(ObjectMapper.java: > 565) > at > org.elasticsearch.index.mapper.object.ObjectMapper.parse(ObjectMapper.java: > 435) > at > org.elasticsearch.index.mapper.DocumentMapper.parse(DocumentMapper.java: > 465) > at > org.elasticsearch.index.mapper.DocumentMapper.parse(DocumentMapper.java: > 414) > at > > org.elasticsearch.index.shard.service.InternalIndexShard.prepareCreate(InternalIndexShard.java: > 285) > at > > org.elasticsearch.action.bulk.TransportShardBulkAction.shardOperationOnPrimary(TransportShardBulkAction.java: > 141) > at > > org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction > > $AsyncShardOperationAction.performOnPrimary(TransportShardReplicationOperationAction.java: > 487) > at > > org.elasticsearch.action.support.replication.TransportShardReplicationOperationAction > $AsyncShardOperationAction > $1.run(TransportShardReplicationOperationAction.java:400) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java: > 1110) > at java.util.concurrent.ThreadPoolExecutor > $Worker.run(ThreadPoolExecutor.java:603) > at java.lang.Thread.run(Thread.java:636) > > Can you help me solve this problem? > > Regards, > Daniel ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [July 6, 2017, 3:42am UTC](https://discuss.elastic.co/t/exception-upon-receiving-messages/6414/3 "2017-07-06T03:42:16Z")