GitHub user snaveenp opened a pull request: https://github.com/apache/zeppelin/pull/1482
ZEPPELIN-1410 SLF4J: Class path contains multiple SLF4J bindings SLF4J is having 2 depedencies in classpath. one is slf4j-log4j12 and another is logback. The Logback is added in class path by apache lens projec used in lens module. I have added exclusion to remove that in this PR ### PR type Bug Fix ### JIRA * [ZEPPELIN-1410](https://issues.apache.org/jira/browse/ZEPPELIN-1410) SLF4J: Class path contains multiple SLF4J bindings ### Fix This removes logback in the package of zeppelin. But still logback is shown in install logs. This is caused by cobertura plugin. Please look into [ZEPPELIN-1410](https://issues.apache.org/jira/browse/ZEPPELIN-1410) for more details You can merge this pull request into a Git repository by running: $ git pull https://github.com/snaveenp/zeppelin 1410-slf4j-bindings Alternatively you can review and apply these changes as the patch at: https://github.com/apache/zeppelin/pull/1482.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #1482 ---- commit a7af642b4ae38f1523a257bd68c10858cdbc340b Author: Naveen Subramanian <nsubramanian-consult...@quixey.com> Date: 2016-10-04T11:58:53Z added exclusion for logback dependency to resolve conflict with slf4j-log4j12 ---- --- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---