[ https://issues.apache.org/jira/browse/TOREE-485?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Luciano Resende resolved TOREE-485. ----------------------------------- Resolution: Fixed Fix Version/s: 0.3.0 > Not able to run Toree kernel in JupyterLab 0.34 > ----------------------------------------------- > > Key: TOREE-485 > URL: https://issues.apache.org/jira/browse/TOREE-485 > Project: TOREE > Issue Type: Bug > Environment: Ubuntu 18.04, Python 3.6.6, JupyterLab v0.34.12, Apache > Toree 0.2.0-rc6 > Reporter: Sergey Kuznetsov > Assignee: Luciano Resende > Priority: Major > Fix For: 0.3.0 > > > Hello! I've been using Toree kernel in JupyterLab (Python 2.7) versions 0.32 > and 0.33 for some time and it worked great. Recently I updated JupyterLab to > version 0.34 that supports only Python 3 and now I'm not ably to run Scala > code in Toree. The kernel starts fine, without any warnings, but once I > executed the cell with simple import I get the following error: > {noformat} > ERROR OneForOneStrategy:159 - > JsResultException(errors:List((/deletedCells,List(ValidationError(error.expected.jsstring,WrappedArray()))))) > play.api.libs.json.JsResultException: > JsResultException(errors:List((/deletedCells,List(ValidationError(error.expected.jsstring,WrappedArray()))))) > at play.api.libs.json.JsValue$$anonfun$2.apply(JsValue.scala:67) > at play.api.libs.json.JsValue$$anonfun$2.apply(JsValue.scala:67) > at play.api.libs.json.JsResult$class.fold(JsResult.scala:77) > at play.api.libs.json.JsError.fold(JsResult.scala:13) > at play.api.libs.json.JsValue$class.as(JsValue.scala:65) > at play.api.libs.json.JsObject.as(JsValue.scala:166) > at > org.apache.toree.kernel.protocol.v5.kernel.Utilities$.ZMQMessageToKernelMessage(Utilities.scala:69) > at > org.apache.toree.kernel.protocol.v5.kernel.socket.ZeromqKernelMessageSocket$$anonfun$receive$1.applyOrElse(ZeromqKernelMessageSocket.scala:48) > at akka.actor.Actor$class.aroundReceive(Actor.scala:502) > at > org.apache.toree.kernel.protocol.v5.kernel.socket.ZeromqKernelMessageSocket.aroundReceive(ZeromqKernelMessageSocket.scala:39) > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:526) > at akka.actor.ActorCell.invoke(ActorCell.scala:495) > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:257) > at akka.dispatch.Mailbox.run(Mailbox.scala:224) > at akka.dispatch.Mailbox.exec(Mailbox.scala:234) > at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) > at > scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) > at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) > at > scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) > 2018-09-26 14:45:29 ERROR ZeroMQSocketRunnable:167 - Unexpected exception in > 0mq socket runnable! > org.zeromq.ZMQException: Errno 48 : Address already in use > at org.zeromq.ZMQ$Socket.mayRaise(ZMQ.java:1425) > at org.zeromq.ZMQ$Socket.bind(ZMQ.java:1187) > at org.zeromq.ZMQ$Socket.bind(ZMQ.java:1148) > at > org.apache.toree.communication.socket.ZeroMQSocketRunnable$$anonfun$processOptions$2.apply(ZeroMQSocketRunnable.scala:88) > at > org.apache.toree.communication.socket.ZeroMQSocketRunnable$$anonfun$processOptions$2.apply(ZeroMQSocketRunnable.scala:87) > at > scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33) > at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:35) > at > org.apache.toree.communication.socket.ZeroMQSocketRunnable.processOptions(ZeroMQSocketRunnable.scala:87) > at > org.apache.toree.communication.socket.ZeroMQSocketRunnable.run(ZeroMQSocketRunnable.scala:144) > at java.lang.Thread.run(Thread.java:748){noformat} > I tried to update Toree: install with pip3 the latest rc6 release, but the > issue remains. Is there any way to fix this? > > Thanks, > Sergey -- This message was sent by Atlassian JIRA (v7.6.3#76005)