# Caused by: java.lang.ClassNotFoundException: org.elasticsearch.plugins.spi.NamedXContentProvider

**URL:** <https://discuss.elastic.co/t/caused-by-java-lang-classnotfoundexception-org-elasticsearch-plugins-spi-namedxcontentprovider/100977>\
**Category:** Elasticsearch\
**Created:** [September 19, 2017, 7:35am UTC](https://discuss.elastic.co/t/caused-by-java-lang-classnotfoundexception-org-elasticsearch-plugins-spi-namedxcontentprovider/100977 "2017-09-19T07:35:00Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![liuhongyang108](https://avatars.discourse-cdn.com/v4/letter/l/2acd7d/32.png) [@liuhongyang108](https://discuss.elastic.co/u/liuhongyang108)\
**Post date:** [September 19, 2017, 7:35am UTC](https://discuss.elastic.co/t/caused-by-java-lang-classnotfoundexception-org-elasticsearch-plugins-spi-namedxcontentprovider/100977/1 "2017-09-19T07:35:00Z")

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Caused by: java.lang.ClassNotFoundException: org.elasticsearch.plugins.spi.NamedXContentProvider  
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)  
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)  
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335)  
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)  
... 5 more

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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:** [October 17, 2017, 7:35am UTC](https://discuss.elastic.co/t/caused-by-java-lang-classnotfoundexception-org-elasticsearch-plugins-spi-namedxcontentprovider/100977/2 "2017-10-17T07:35:21Z")

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