Craig McConomy created ZEPPELIN-653: ---------------------------------------
Summary: Unable to load notebooks when connected via IPv6 Key: ZEPPELIN-653 URL: https://issues.apache.org/jira/browse/ZEPPELIN-653 Project: Zeppelin Issue Type: Bug Components: zeppelin-server Affects Versions: 0.6.0 Environment: OSX Reporter: Craig McConomy Built using "mvn clean package -DskipTests -Pcassandra-spark-1.4 -Dspark.version=1.4.1 -Phadoop-2.6 -Pyarn" (to test against Datastax Enterprise 4.8). After configuring zeppelin and starting it, I visited http://localhost:8080/ and the notebooks wouldn't load. The error is resolved by browsing to http://127.0.0.1:8080/ instead. The log message is as follows: INFO [2016-02-03 21:32:54,074] ({qtp1136497418-33} NotebookServer.java[onOpen]:89) - New connection from 0:0:0:0:0:0:0:1 : 59107 ERROR [2016-02-03 21:32:54,079] ({qtp1136497418-33} NotebookServer.java[onMessage]:179) - Can't handle message java.lang.NullPointerException at java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936) at org.apache.zeppelin.ticket.TicketContainer.getTicket(TicketContainer.java:68) at org.apache.zeppelin.socket.NotebookServer.onMessage(NotebookServer.java:102) at org.apache.zeppelin.socket.NotebookSocket.onMessage(NotebookSocket.java:56) at org.eclipse.jetty.websocket.WebSocketConnectionRFC6455$WSFrameHandler.onFrame(WebSocketConnectionRFC6455.java:835) at org.eclipse.jetty.websocket.WebSocketParserRFC6455.parseNext(WebSocketParserRFC6455.java:349) at org.eclipse.jetty.websocket.WebSocketConnectionRFC6455.handle(WebSocketConnectionRFC6455.java:225) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:667) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) at java.lang.Thread.run(Thread.java:745) -- This message was sent by Atlassian JIRA (v6.3.4#6332)