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Dmitriy Pavlov commented on IGNITE-9792: ---------------------------------------- Change looks good to me, I've triggered tests, once it completes JIRA ticket IGNITE-9792 will be notified. > Setting system property IGNITE_MBEANS_DISABLED to true lead to NPE. > ------------------------------------------------------------------- > > Key: IGNITE-9792 > URL: https://issues.apache.org/jira/browse/IGNITE-9792 > Project: Ignite > Issue Type: Bug > Reporter: Alexey Kuznetsov > Assignee: Alexey Kuznetsov > Priority: Critical > Fix For: 2.7 > > > Javadocs for IGNITE_MBEANS_DISABLED: "This may be helpful if MBeans are not > allowed e.g. for security reasons." > So I set in code: > {code} > System.setProperty(IgniteSystemProperties.IGNITE_MBEANS_DISABLED, "true") > {code} > > And on node start node failed with NPE: > {code} > Caused by: class org.apache.ignite.IgniteCheckedException: Unexpected > exception when starting grid. > at > org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start0(IgnitionEx.java:2079) > at > org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start(IgnitionEx.java:1728) > at org.apache.ignite.internal.IgnitionEx.start0(IgnitionEx.java:1156) > at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:676) > at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:601) > at org.apache.ignite.Ignition.start(Ignition.java:323) > ... 3 more > Caused by: java.lang.NullPointerException: Ouch! Argument cannot be null: > cfg.getMBeanServer() > at > org.apache.ignite.internal.util.GridArgumentCheck.notNull(GridArgumentCheck.java:48) > at > org.apache.ignite.internal.IgniteKernal.validateCommon(IgniteKernal.java:1355) > at org.apache.ignite.internal.IgniteKernal.start(IgniteKernal.java:833) > at > org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start0(IgnitionEx.java:2033) > ... 8 more > {code} > > The fix is trivial: in org.apache.ignite.internal.IgniteKernal#validateCommon > {code} > if (!U.IGNITE_MBEANS_DISABLED) // <<< The fix > A.notNull(cfg.getMBeanServer(), "cfg.getMBeanServer()"); > {code} > -- This message was sent by Atlassian JIRA (v7.6.3#76005)