Github user ottobackwards commented on the issue: https://github.com/apache/metron/pull/884 I think creating the /interpreters/stellar/x.json creates the entry? I just tried again, ( new mvn install , new site file ) and I checked the interpreter log: INFO [2018-01-09 16:14:22,873] ({Thread-0} RemoteInterpreterServer.java[run]:97) - Starting remote interpreter server on port 63321 2 ERROR [2018-01-09 16:14:23,545] ({pool-1-thread-3} RemoteInterpreterServer.java[createInterpreter]:204) - java.lang.ClassNotFoundException: org.apache.metron.stellar.zepplin.StellarInterpreter 3 java.lang.ClassNotFoundException: org.apache.metron.stellar.zepplin.StellarInterpreter 4 > at java.net.URLClassLoader.findClass(URLClassLoader.java:381) 5 > at java.lang.ClassLoader.loadClass(ClassLoader.java:424) 6 > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) 7 > at java.lang.ClassLoader.loadClass(ClassLoader.java:357) 8 > at java.lang.Class.forName0(Native Method) 9 > at java.lang.Class.forName(Class.java:264) 10 > at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer.createInterpreter(RemoteInterpreterServer.java:178) 11 > at org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Processor$createInterpreter.getResult(RemoteInterpreterService.java:1662) 12 > at org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Processor$createInterpreter.getResult(RemoteInterpreterService.java:1647) 13 > at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) 14 > at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) 15 > at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:285) 16 > at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 17 > at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 18 > at java.lang.Thread.run(Thread.java:745)
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