# Re: Strange java startup problem for plugin manager **URL:** \ **Category:** Elasticsearch\ **Created:** [July 5, 2011, 11:05am UTC](https://discuss.elastic.co/t/re-strange-java-startup-problem-for-plugin-manager/4777 "2011-07-05T11:05:26Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![kimchy](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/kimchy/32/44952_2.png) [@kimchy](https://discuss.elastic.co/u/kimchy)\ **Post date:** [July 5, 2011, 11:05am UTC](https://discuss.elastic.co/t/re-strange-java-startup-problem-for-plugin-manager/4777/1 "2011-07-05T11:05:26Z")
Can you try and add CDPATH="" (similar as in the elasticsearch script) to the plugin script, see if it helps? On Tuesday, July 5, 2011 at 12:30 PM, Thomas Witt wrote: > Hi, > > I am trying to run elasticsearch on a 10.6 Mac. > > Works fine. But when trying to install a plugin I get a strange error: > > thomas@tristan:~/Downloads/elasticsearch $ bin/plugin > Exception in thread "main" java.lang.NoClassDefFoundError: /Users/ > thomas/Downloads/elasticsearch/lib/elasticsearch-0/16/2/jar > Caused by: > java.lang.ClassNotFoundException: .Users.thomas.Downloads.elasticsearch.lib.elasticsearch-0.16.2.jar > at java.net.URLClassLoader$1.run(URLClassLoader.java:202) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > at java.lang.ClassLoader.loadClass(ClassLoader.java:306) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) > at java.lang.ClassLoader.loadClass(ClassLoader.java:247) > > Seems that somehow the slashes are incorrectly translated to dots. ---
**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, 4:01am UTC](https://discuss.elastic.co/t/re-strange-java-startup-problem-for-plugin-manager/4777/2 "2017-07-06T04:01:46Z")