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org.elasticsearch.script.groovy.GroovyScriptExecutionException: NoClassDefFoundError[Could not initialize class]	at org.elasticsearch.script.groovy.GroovyScriptEngineService$	at org.elasticsearch.action.update.UpdateHelper.prepare(	at org.elasticsearch.action.update.TransportUpdateAction.shardOperation(	at org.elasticsearch.action.update.TransportUpdateAction.shardOperation(	at$AsyncSingleAction$	at java.util.concurrent.ThreadPoolExecutor.runWorker(	at java.util.concurrent.ThreadPoolExecutor$	at