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https://issues.apache.org/jira/browse/GEODE-2155?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Bruce Schuchardt resolved GEODE-2155.
-------------------------------------
Resolution: Fixed
Fix Version/s: 1.1.0
> Auto-reconnect fails with NPE
> -----------------------------
>
> Key: GEODE-2155
> URL: https://issues.apache.org/jira/browse/GEODE-2155
> Project: Geode
> Issue Type: Bug
> Components: membership
> Reporter: Bruce Schuchardt
> Assignee: Bruce Schuchardt
> Fix For: 1.1.0
>
>
> The symptom of this bug is
> {noformat}
> [severe 2016/11/29 15:55:42.982 PST gemfire1_carlos_13646 <ReconnectThread>
> tid=0x4d] Unexpected exception while booting membership services
> java.lang.NullPointerException
> at
> org.apache.geode.distributed.internal.membership.gms.messenger.JGroupsMessenger.establishLocalAddress(JGroupsMessenger.java:446)
> at
> org.apache.geode.distributed.internal.membership.gms.messenger.JGroupsMessenger.start(JGroupsMessenger.java:342)
> at
> org.apache.geode.distributed.internal.membership.gms.Services.start(Services.java:153)
> at
> org.apache.geode.distributed.internal.membership.gms.GMSMemberFactory.newMembershipManager(GMSMemberFactory.java:102)
> at
> org.apache.geode.distributed.internal.membership.MemberFactory.newMembershipManager(MemberFactory.java:89)
> at
> org.apache.geode.distributed.internal.DistributionManager.<init>(DistributionManager.java:1112)
> at
> org.apache.geode.distributed.internal.DistributionManager.<init>(DistributionManager.java:1160)
> at
> org.apache.geode.distributed.internal.DistributionManager.create(DistributionManager.java:531)
> at
> org.apache.geode.distributed.internal.InternalDistributedSystem.initialize(InternalDistributedSystem.java:683)
> at
> org.apache.geode.distributed.internal.InternalDistributedSystem.newInstance(InternalDistributedSystem.java:297)
> at
> org.apache.geode.distributed.DistributedSystem.connect(DistributedSystem.java:202)
> at
> org.apache.geode.distributed.internal.InternalDistributedSystem.reconnect(InternalDistributedSystem.java:2688)
> at
> org.apache.geode.distributed.internal.InternalDistributedSystem.tryReconnect(InternalDistributedSystem.java:2521)
> at
> org.apache.geode.distributed.internal.InternalDistributedSystem.disconnect(InternalDistributedSystem.java:989)
> at
> org.apache.geode.distributed.internal.DistributionManager$MyListener.membershipFailure(DistributionManager.java:4299)
> at
> org.apache.geode.distributed.internal.membership.gms.mgr.GMSMembershipManager.uncleanShutdown(GMSMembershipManager.java:1530)
> at
> org.apache.geode.distributed.internal.membership.gms.mgr.GMSMembershipManager.lambda$forceDisconnect$18(GMSMembershipManager.java:2550)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
> This is caused by a previous attempt to recreate the cache in a "reconnect
> thread" encountered problems
> {noformat}
> [warning 2016/11/29 15:54:42.943 PST gemfire1_carlos_13646 <ReconnectThread>
> tid=0x4d] Exception occurred while trying to create the cache during reconnect
> org.apache.geode.cache.CacheXmlException: While reading Cache XML null. Class
> "tx.TxLoader" is not an instance of Declarable.
> at
> org.apache.geode.internal.cache.xmlcache.CacheXmlParser.createDeclarable(CacheXmlParser.java:1946)
> at
> org.apache.geode.internal.cache.xmlcache.CacheXmlParser.endCacheLoader(CacheXmlParser.java:1997)
> at
> org.apache.geode.internal.cache.xmlcache.CacheXmlParser.endElement(CacheXmlParser.java:2964)
> at
> org.apache.geode.internal.cache.xmlcache.CacheXmlParser$DefaultHandlerDelegate.endElement(CacheXmlParser.java:3379)
> at
> com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.endElement(AbstractSAXParser.java:609)
> at
> com.sun.org.apache.xerces.internal.impl.xs.XMLSchemaValidator.endElement(XMLSchemaValidator.java:857)
> at
> com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanEndElement(XMLDocumentFragmentScannerImpl.java:1783)
> at
> com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2970)
> at
> com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:606)
> at
> com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:118)
> at
> com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:510)
> at
> com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:848)
> at
> com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:777)
> at
> com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
> at
> com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1213)
> at
> com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:643)
> at
> com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl.parse(SAXParserImpl.java:327)
> at javax.xml.parsers.SAXParser.parse(SAXParser.java:195)
> at
> org.apache.geode.internal.cache.xmlcache.CacheXmlParser.parse(CacheXmlParser.java:224)
> at
> org.apache.geode.internal.cache.GemFireCacheImpl.loadCacheXml(GemFireCacheImpl.java:4474)
> at
> org.apache.geode.internal.cache.GemFireCacheImpl.initializeDeclarativeCache(GemFireCacheImpl.java:1445)
> at
> org.apache.geode.internal.cache.GemFireCacheImpl.initialize(GemFireCacheImpl.java:1245)
> at
> org.apache.geode.internal.cache.GemFireCacheImpl.basicCreate(GemFireCacheImpl.java:796)
> at
> org.apache.geode.internal.cache.GemFireCacheImpl.create(GemFireCacheImpl.java:773)
> at
> org.apache.geode.distributed.internal.InternalDistributedSystem.reconnect(InternalDistributedSystem.java:2751)
> at
> org.apache.geode.distributed.internal.InternalDistributedSystem.tryReconnect(InternalDistributedSystem.java:2521)
> at
> org.apache.geode.distributed.internal.InternalDistributedSystem.disconnect(InternalDistributedSystem.java:989)
> at
> org.apache.geode.distributed.internal.DistributionManager$MyListener.membershipFailure(DistributionManager.java:4299)
> at
> org.apache.geode.distributed.internal.membership.gms.mgr.GMSMembershipManager.uncleanShutdown(GMSMembershipManager.java:1530)
> at
> org.apache.geode.distributed.internal.membership.gms.mgr.GMSMembershipManager.lambda$forceDisconnect$18(GMSMembershipManager.java:2550)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
> The cache closes the DistributedSystem when this happens. Probably the best
> solution to this is to have it cease trying to reconnect since the same
> problem will happen every time it tries to rebuild the cache.
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