# About logstash-out-mongodb exception

**URL:** <https://discuss.elastic.co/t/about-logstash-out-mongodb-exception/59634>\
**Category:** Logstash\
**Created:** [September 2, 2016, 7:14am UTC](https://discuss.elastic.co/t/about-logstash-out-mongodb-exception/59634 "2016-09-02T07:14:53Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![hhj1988](https://avatars.discourse-cdn.com/v4/letter/h/e0b2c6/32.png) [@hhj1988](https://discuss.elastic.co/u/hhj1988)\
**Post date:** [September 2, 2016, 7:14am UTC](https://discuss.elastic.co/t/about-logstash-out-mongodb-exception/59634/1 "2016-09-02T07:14:53Z")

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hello ,can you help me?  
logstash-out-mongodb

input {  
stdin{}  
}

output{

mongodb {  
collection =\> "std"  
database =\> "fragment"  
generateId =\> true  
uri =\> "mongodb://192.168.199.7:27017"  
}  
}  
~

Failed to send event to MongoDB {:event=\>#\<LogStash::Event:0x2ef73b32 @metadata={}, @accessors=#\<LogStash::Util::Accessors:0x694f67b4 @store={"message"=\>"hello", "@version"=\>"1", "@timestamp"=\>"2016-09-02T05:33:49.575Z", "host"=\>"mini03"}, @lut={"host"=\>[{"message"=\>"hello", "@version"=\>"1", "@timestamp"=\>"2016-09-02T05:33:49.575Z", "host"=\>"mini03"}, "host"], "@timestamp"=\>[{"message"=\>"hello", "@version"=\>"1", "@timestamp"=\>"2016-09-02T05:33:49.575Z", "host"=\>"mini03"}, "@timestamp"]}\>, @data={"message"=\>"hello", "@version"=\>"1", "@timestamp"=\>"2016-09-02T05:33:49.575Z", "host"=\>"mini03"}, @metadata\_accessors=#\<LogStash::Util::Accessors:0x1f036be0 @store={}, @lut={}\>, @cancelled=false\>, :exception=\>#, :backtrace=\>["/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-output-mongodb-2.0.5/lib/logstash/outputs/mongodb.rb:54:in `receive'", "/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/outputs/base.rb:109:in`multi\_receive'", "org/jruby/RubyArray.java:1613:in `each'", "/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/outputs/base.rb:109:in`multi\_receive'", "/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/output\_delegator.rb:130:in `worker_multi_receive'", "/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/output_delegator.rb:114:in`multi\_receive'", "/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/pipeline.rb:301:in `output_batch'", "org/jruby/RubyHash.java:1342:in`each'", "/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/pipeline.rb:301:in `output_batch'", "/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/pipeline.rb:232:in`worker\_loop'", "/export/servers/logstash-2.4.0/vendor/bundle/jruby/1.9/gems/logstash-core-2.4.0-java/lib/logstash/pipeline.rb:201:in `start\_workers'"], :level=\>:warn}

THK!

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<div class="post-metadata">

**Author:** ![hhj1988](https://avatars.discourse-cdn.com/v4/letter/h/e0b2c6/32.png) [@hhj1988](https://discuss.elastic.co/u/hhj1988)\
**Post date:** [September 2, 2016, 7:27am UTC](https://discuss.elastic.co/t/about-logstash-out-mongodb-exception/59634/2 "2016-09-02T07:27:41Z")

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Set generateId to report this exception, how to deal with the request.

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**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, 4:40am UTC](https://discuss.elastic.co/t/about-logstash-out-mongodb-exception/59634/3 "2017-07-06T04:40:17Z")

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