# Open SSL not available because of java.lang.ClassNotFoundException: org.apache.tomcat.jni.SSL

**URL:** <https://forum.search-guard.com/t/open-ssl-not-available-because-of-java-lang-classnotfoundexception-org-apache-tomcat-jni-ssl/967>\
**Category:** Search Guard\
**Created:** [June 25, 2018, 8:45am UTC](https://forum.search-guard.com/t/open-ssl-not-available-because-of-java-lang-classnotfoundexception-org-apache-tomcat-jni-ssl/967 "2018-06-25T08:45:51Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![775878550](https://avatars.discourse-cdn.com/v4/letter/7/e56c9b/32.png) [@775878550](https://forum.search-guard.com/u/775878550)\
**Post date:** [June 25, 2018, 8:45am UTC](https://forum.search-guard.com/t/open-ssl-not-available-because-of-java-lang-classnotfoundexception-org-apache-tomcat-jni-ssl/967/1 "2018-06-25T08:45:51Z")

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SG2.4.1

JVM1.8

I put netty-tcnative-boringssl-static-2.0.11.Final.jar in searchguard-ssl folder ,it still report this warning:

Open SSL not available (this is not an error, we simply fallback to built-in JDK SSL) because of java.lang.ClassNotFoundException: org.apache.tomcat.jni.SSL

Pls help.

When asking questions, please provide the following information:

- Search Guard and Elasticsearch version

- Installed and used enterprise modules, if any

- JVM version and operating system version

- Search Guard configuration files

- Elasticsearch log messages on debug level

- Other installed Elasticsearch or Kibana plugins, if any