# "\<file" java.lang.unsupportedoperation exception when indexing data

**URL:** <https://discuss.elastic.co/t/file-java-lang-unsupportedoperation-exception-when-indexing-data/25658>\
**Category:** Logstash\
**Created:** [July 15, 2015, 5:35pm UTC](https://discuss.elastic.co/t/file-java-lang-unsupportedoperation-exception-when-indexing-data/25658 "2015-07-15T17:35:50Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Sriram\_Raviteja](https://avatars.discourse-cdn.com/v4/letter/s/f6c823/32.png) [@Sriram\_Raviteja](https://discuss.elastic.co/u/Sriram_Raviteja)\
**Post date:** [July 15, 2015, 5:35pm UTC](https://discuss.elastic.co/t/file-java-lang-unsupportedoperation-exception-when-indexing-data/25658/1 "2015-07-15T17:35:50Z")

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Hi,  
Im trying to index data through Logstash. which each document is of size 400kb. around 1500 documents.  
got the following error. after indexing some data.  
can any one help me . what this is about..  
when left for some time and try indexing data again ,Able to index some data again.  
#elasticsearch #logstash

 ![](https://us1.discourse-cdn.com/elastic/original/2X/4/4ca6c2b43d9f04919fd5d7287937dde0f77bdc8e.png)

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<div class="post-metadata">

**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, 5:34am UTC](https://discuss.elastic.co/t/file-java-lang-unsupportedoperation-exception-when-indexing-data/25658/2 "2017-07-06T05:34:33Z")

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