[infinispan-issues] [JBoss JIRA] (ISPN-6409) NPE in ChannelMetric for non-master nodes

NPE in ChannelMetric for non-master nodes ----------------------------------------- Key: ISPN-6409 URL: https://issues.jboss.org/browse/ISPN-6409 Project: Infinispan Issue Type: Bug Components: Server Affects Versions: 8.2.0.Final Reporter: Tristan Tarrant Assignee: Tristan Tarrant Fix For: 8.2.1.Final, 9.0.0.Alpha1, 9.0.0.Final Attempting to retrieve the jgroups subsystem attributes of a non-master node on a RELAY channel causes an NPE. [Server:earth-one] 18:36:34,055 ERROR [org.jboss.as.controller.management-operation] (ServerService Thread Pool -- 35) WFLYCTL0013: Operation ("read-attribute") failed - address: ([ [Server:earth-one] ("subsystem" => "datagrid-jgroups"), [Server:earth-one] ("channel" => "xsite") [Server:earth-one] ]): java.lang.IllegalArgumentException: value is null [Server:earth-one] at org.jboss.dmr.ModelNode.<init>(ModelNode.java:162) [Server:earth-one] at org.infinispan.server.jgroups.subsystem.ChannelMetric$2.execute(ChannelMetric.java:46) [Server:earth-one] at org.infinispan.server.jgroups.subsystem.ChannelMetric$2.execute(ChannelMetric.java:43) [Server:earth-one] at org.infinispan.server.jgroups.subsystem.ChannelMetricExecutor.execute(ChannelMetricExecutor.java:47) [Server:earth-one] at org.infinispan.server.commons.controller.MetricHandler.executeRuntimeStep(MetricHandler.java:70) [Server:earth-one] at org.jboss.as.controller.AbstractRuntimeOnlyHandler$1.execute(AbstractRuntimeOnlyHandler.java:53) [Server:earth-one] at org.jboss.as.controller.AbstractOperationContext.executeStep(AbstractOperationContext.java:890) [Server:earth-one] at org.jboss.as.controller.AbstractOperationContext.processStages(AbstractOperationContext.java:659) [Server:earth-one] at org.jboss.as.controller.AbstractOperationContext.executeOperation(AbstractOperationContext.java:370) [Server:earth-one] at org.jboss.as.controller.OperationContextImpl.executeOperation(OperationContextImpl.java:1344) [Server:earth-one] at org.jboss.as.controller.ModelControllerImpl.internalExecute(ModelControllerImpl.java:392) [Server:earth-one] at org.jboss.as.controller.ModelControllerImpl.execute(ModelControllerImpl.java:217) [Server:earth-one] at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler.internalExecute(TransactionalProtocolOperationHandler.java:247) [Server:earth-one] at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler.doExecute(TransactionalProtocolOperationHandler.java:185) [Server:earth-one] at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$1.run(TransactionalProtocolOperationHandler.java:138) [Server:earth-one] at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$1.run(TransactionalProtocolOperationHandler.java:134) [Server:earth-one] at java.security.AccessController.doPrivileged(Native Method) [Server:earth-one] at javax.security.auth.Subject.doAs(Subject.java:360) [Server:earth-one] at org.jboss.as.controller.AccessAuditContext.doAs(AccessAuditContext.java:81) [Server:earth-one] at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$2$1.run(TransactionalProtocolOperationHandler.java:157) [Server:earth-one] at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$2$1.run(TransactionalProtocolOperationHandler.java:153) [Server:earth-one] at java.security.AccessController.doPrivileged(Native Method) [Server:earth-one] at org.jboss.as.controller.remote.TransactionalProtocolOperationHandler$ExecuteRequestHandler$2.execute(TransactionalProtocolOperationHandler.java:153) [Server:earth-one] at org.jboss.as.protocol.mgmt.AbstractMessageHandler$ManagementRequestContextImpl$1.doExecute(AbstractMessageHandler.java:363) [Server:earth-one] at org.jboss.as.protocol.mgmt.AbstractMessageHandler$AsyncTaskRunner.run(AbstractMessageHandler.java:472) [Server:earth-one] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [Server:earth-one] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [Server:earth-one] at java.lang.Thread.run(Thread.java:745) [Server:earth-one] at org.jboss.threads.JBossThread.run(JBossThread.java:320)