Я создал файл Java с помощью Elasticsearch Java API. в NetBeans все работало просто отлично.

Тем не менее, я начал получать следующую ошибку:

org/elasticsearch/plugins/PluginsService.java:342:in `loadBundles': java.lang.IllegalStateException: failed to load bundle [file:/D:/ELK-2.0/elasticsearch-2.0.0/plugins/license/license-2.0.0.jar, file:/D:/ELK-2.0/elasticsearch-2.0.0/plugins/license/license-core-2.0.0.jar, file:/D:/ELK-2.0/elasticsearch-2.0.0/plugins/license/license-plugin-api-2.0.0.jar, file:/D:/ELK-2.0/elasticsearch-2.0.0/plugins/marvel-agent/marvel-agent-2.0.0.jar] due to jar hell
        from org/elasticsearch/plugins/PluginsService.java:113:in `<init>'
        from org/elasticsearch/node/Node.java:144:in `<init>'
        from org/elasticsearch/node/NodeBuilder.java:145:in `build'
        from spamdetection/SpamDetection.java:63:in `client'
        from spamdetection/SpamDetection.java:30:in `SpammerDetector'
        from java/lang/reflect/Method.java:497:in `invoke'
        from spam.rb:53:in `(root)'
        from spam.rb:53:in `(root)'
Caused by:
JarHell.java:120:in `parseClassPath': java.lang.IllegalStateException: Classpath should not contain empty elements! (outdated shell script from a previous version?) classpath=''
        from JarHell.java:95:in `parseClassPath'
        from PluginsService.java:338:in `loadBundles'
        from PluginsService.java:113:in `<init>'
        from Node.java:144:in `<init>'
        from NodeBuilder.java:145:in `build'
        from SpamDetection.java:63:in `client'
        from SpamDetection.java:30:in `SpammerDetector'
        from NativeMethodAccessorImpl.java:-2:in `invoke0'
        from NativeMethodAccessorImpl.java:62:in `invoke'
        from DelegatingMethodAccessorImpl.java:43:in `invoke'
        from Method.java:497:in `invoke'
        from JavaMethod.java:451:in `invokeDirectWithExceptionHandling'
        from JavaMethod.java:312:in `invokeDirect'
        from InstanceMethodInvoker.java:45:in `call'
        from CachingCallSite.java:326:in `cacheAndCall'
        from CachingCallSite.java:170:in `call'
        from spam.rb:53:in `__file__'
        from spam.rb:-1:in `load'
        from Ruby.java:857:in `runScript'
        from Ruby.java:850:in `runScript'
        from Ruby.java:729:in `runNormally'
        from Ruby.java:578:in `runFromMain'
        from Main.java:395:in `doRunFromMain'
        from Main.java:290:in `internalRun'
        from Main.java:217:in `run'
        from Main.java:197:in `main'

При попытке вызвать мой файл JAR Java из JRuby. Что вызывает эту ошибку?