Hi Raul, Do you observe this exception under some specific events, like topology change? Can you share an example of how you use Ignite scheduler in your service here?
Thanks, AG 2017-06-06 17:21 GMT+03:00 Raul <ronly2...@gmail.com>: > Hi, > > We are trying to deploy a service as cluster singleton in our environment. > We are using ignite scheduler as a cron for this purpose, however we are > getting NPE for ignite version 2.0.0, hence unable to proceed with our > version upgrade. Below is the log information for the exception. > > Environment details: > Oracle Hotspot 1.8_121 > Ignite 2.0.0 > Springmix 4.3.7 > > > 2017-06-06 13:21:08 ERROR GridServiceProcessor:495 - Failed to initialize > service (service will not be deployed): AVxezSbWNphcxa1CYjfP > java.lang.NullPointerException > at org.apache.ignite.internal.processors.schedule. > ScheduleFutureImpl.schedule(ScheduleFutureImpl.java:299) > at org.apache.ignite.internal.processors.schedule. > IgniteScheduleProcessor.schedule(IgniteScheduleProcessor.java:56) > at org.apache.ignite.internal.IgniteSchedulerImpl.scheduleLocal( > IgniteSchedulerImpl.java:109) > at com.mypackage.state.services.MyService.startScheduler( > MyService.scala:172) > at com.mypackage.state.services.MyService.init(MyService. > scala:149) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor.redeploy(GridServiceProcessor.java:1097) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor.processAssignment(GridServiceProcessor.java:1698) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor.onSystemCacheUpdated(GridServiceProcessor.java:1372) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor.access$300(GridServiceProcessor.java:117) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor$ServiceEntriesListener$1.run0( > GridServiceProcessor.java:1339) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor$DepRunnable.run(GridServiceProcessor.java:1753) > at java.util.concurrent.ThreadPoolExecutor.runWorker( > ThreadPoolExecutor.java:1142) > at java.util.concurrent.ThreadPoolExecutor$Worker.run( > ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > 2017-06-06 13:21:08:868 ERROR application - Unable to initialise GRID: > class org.apache.ignite.IgniteException: null > at org.apache.ignite.internal.util.IgniteUtils. > convertException(IgniteUtils.java:949) > at org.apache.ignite.internal.IgniteServicesImpl. > deployClusterSingleton(IgniteServicesImpl.java:122) > at com.mypackage.state.mypackage1.InitialiseGrid$$ > anonfun$apply$1.apply(InitialiseGrid.scala:22) > at com.mypackage.state.mypackage1.InitialiseGrid$$ > anonfun$apply$1.apply(InitialiseGrid.scala:19) > at scala.collection.mutable.ResizableArray$class.foreach( > ResizableArray.scala:59) > at scala.collection.mutable.ArrayBuffer.foreach( > ArrayBuffer.scala:48) > at com.mypackage.state.mypackage1.InitialiseGrid$. > apply(InitialiseGrid.scala:19) > at com.mypackage.state.Application$.main(Application.scala:54) > at com.mypackage.state.Application.main(Application.scala) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke( > NativeMethodAccessorImpl.java:62) > at sun.reflect.DelegatingMethodAccessorImpl.invoke( > DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at sbt.Run.invokeMain(Run.scala:67) > at sbt.Run.run0(Run.scala:61) > at sbt.Run.sbt$Run$$execute$1(Run.scala:51) > at sbt.Run$$anonfun$run$1.apply$mcV$sp(Run.scala:55) > at sbt.Run$$anonfun$run$1.apply(Run.scala:55) > at sbt.Run$$anonfun$run$1.apply(Run.scala:55) > at sbt.Logger$$anon$4.apply(Logger.scala:85) > at sbt.TrapExit$App.run(TrapExit.scala:248) > at java.lang.Thread.run(Thread.java:745) > Caused by: class org.apache.ignite.IgniteCheckedException: null > at org.apache.ignite.internal.util.IgniteUtils.cast( > IgniteUtils.java:7242) > at org.apache.ignite.internal.util.future.GridFutureAdapter. > resolve(GridFutureAdapter.java:258) > at org.apache.ignite.internal.util.future.GridFutureAdapter. > get0(GridFutureAdapter.java:189) > at org.apache.ignite.internal.util.future.GridFutureAdapter. > get(GridFutureAdapter.java:139) > at org.apache.ignite.internal.AsyncSupportAdapter.saveOrGet( > AsyncSupportAdapter.java:112) > at org.apache.ignite.internal.IgniteServicesImpl. > deployClusterSingleton(IgniteServicesImpl.java:119) > ... 20 more > Caused by: java.lang.NullPointerException > at org.apache.ignite.internal.processors.schedule. > ScheduleFutureImpl.schedule(ScheduleFutureImpl.java:299) > at org.apache.ignite.internal.processors.schedule. > IgniteScheduleProcessor.schedule(IgniteScheduleProcessor.java:56) > at org.apache.ignite.internal.IgniteSchedulerImpl.scheduleLocal( > IgniteSchedulerImpl.java:109) > at com.mypackage.state.services.MyService.startScheduler( > MyService.scala:172) > at com.mypackage.state.services.MyService.init(MyService. > scala:149) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor.redeploy(GridServiceProcessor.java:1097) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor.processAssignment(GridServiceProcessor.java:1698) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor.onSystemCacheUpdated(GridServiceProcessor.java:1372) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor.access$300(GridServiceProcessor.java:117) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor$ServiceEntriesListener$1.run0( > GridServiceProcessor.java:1339) > at org.apache.ignite.internal.processors.service. > GridServiceProcessor$DepRunnable.run(GridServiceProcessor.java:1753) > at java.util.concurrent.ThreadPoolExecutor.runWorker( > ThreadPoolExecutor.java:1142) > at java.util.concurrent.ThreadPoolExecutor$Worker.run( > ThreadPoolExecutor.java:617) > ... 1 more > > >
