[jbosstools-issues] [JBoss JIRA] (JBIDE-20679) NPE in Kb Builder when restarting eclipse after frozen UI

NPE in Kb Builder when restarting eclipse after frozen UI --------------------------------------------------------- Key: JBIDE-20679 URL: https://issues.jboss.org/browse/JBIDE-20679 Project: Tools (JBoss Tools) Issue Type: Bug Components: common/jst/core Affects Versions: 4.3.0.CR1 Environment: Linux x86_64 GTK3 Reporter: Denis Golovin Assignee: Viacheslav Kabanovich Priority: Critical Labels: respin-a Fix For: 4.3.0.CR1 {code}eclipse.buildId=unknown java.version=1.8.0_45-internal java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -product com.jboss.devstudio.core.product Command-line arguments: -data /home/eskimo/jbdevstudio-9.0.0.CR1-initial/ws -os linux -ws gtk -arch x86_64 -product com.jboss.devstudio.core.product !ENTRY org.eclipse.core.resources 2 10035 2015-09-14 18:05:02.655 !MESSAGE The workspace exited with unsaved changes in the previous session; refreshing workspace to recover changes. !ENTRY org.eclipse.core.resources 4 2 2015-09-14 18:05:07.553 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.core.resources". !STACK 0 java.lang.ExceptionInInitializerError at org.jboss.tools.jst.web.kb.internal.KbBuilder.fullBuild(KbBuilder.java:141) at org.jboss.tools.jst.web.kb.internal.KbBuilder.build(KbBuilder.java:109) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:734) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:205) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:245) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:300) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:303) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:359) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:382) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:144) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:235) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.NullPointerException at org.jboss.tools.jst.web.kb.PageContextFactory.initDocumentListeners(PageContextFactory.java:173) at org.jboss.tools.jst.web.kb.PageContextFactory.<init>(PageContextFactory.java:167) at org.jboss.tools.jst.web.kb.PageContextFactory.<clinit>(PageContextFactory.java:131) ... 14 more !ENTRY org.jboss.tools.common.jdt.debug 1 0 2015-09-14 18:05:10.426 !MESSAGE JDK root directory is found at /usr/lib/jvm/java-8-openjdk-amd64/jre/... !ENTRY org.eclipse.core.resources 4 2 2015-09-14 18:05:10.610 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.core.resources". !STACK 0 java.lang.NoClassDefFoundError: Could not initialize class org.jboss.tools.jst.web.kb.PageContextFactory at org.jboss.tools.jst.web.kb.internal.KbBuilder.fullBuild(KbBuilder.java:141) at org.jboss.tools.jst.web.kb.internal.KbBuilder.build(KbBuilder.java:109) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:734) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:205) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:245) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:300) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:303) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:359) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:382) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:144) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:235) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) !ENTRY org.eclipse.core.jobs 4 2 2015-09-14 18:05:12.974 !MESSAGE An internal error occurred during: "JBoss Tools Project Validator". !STACK 0 java.lang.NoClassDefFoundError: Could not initialize class org.jboss.tools.jst.web.kb.PageContextFactory at org.jboss.tools.jsf.web.validation.composite.CompositeComponentValidator.validateResource(CompositeComponentValidator.java:189) at org.jboss.tools.jsf.web.validation.composite.CompositeComponentValidator.validateAll(CompositeComponentValidator.java:168) at org.jboss.tools.common.validation.ValidatorManager.validateAll(ValidatorManager.java:165) at org.jboss.tools.common.validation.ValidatorManager.validateInJob(ValidatorManager.java:84) at org.eclipse.wst.validation.internal.operations.ValidatorJob.run(ValidatorJob.java:78) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) !ENTRY org.eclipse.core.jobs 4 2 2015-09-14 18:05:14.302 !MESSAGE An internal error occurred during: "JBoss Tools Project Validator". !STACK 0 java.lang.NoClassDefFoundError: Could not initialize class org.jboss.tools.jst.web.kb.PageContextFactory at org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validateFile(ELValidator.java:299) at org.jboss.tools.jst.web.kb.internal.validation.ELValidator.validateAll(ELValidator.java:241) at org.jboss.tools.common.validation.ValidatorManager.validateAll(ValidatorManager.java:165) at org.jboss.tools.common.validation.ValidatorManager.validateInJob(ValidatorManager.java:84) at org.eclipse.wst.validation.internal.operations.ValidatorJob.run(ValidatorJob.java:78) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) !ENTRY org.eclipse.core.resources 4 2 2015-09-14 18:05:17.563 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.core.resources". !STACK 0 java.lang.NoClassDefFoundError: Could not initialize class org.jboss.tools.jst.web.kb.PageContextFactory at org.jboss.tools.jst.web.kb.internal.KbBuilder.incrementalBuild(KbBuilder.java:150) at org.jboss.tools.jst.web.kb.internal.KbBuilder.build(KbBuilder.java:115) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:734) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:205) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:245) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:300) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:303) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:359) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:382) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:144) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:235) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) !ENTRY org.eclipse.core.resources 4 75 2015-09-14 18:05:17.651 !MESSAGE Errors occurred during the build. !SUBENTRY 1 org.jboss.tools.jst.web.kb 4 75 2015-09-14 18:05:17.651 !MESSAGE Errors running builder 'JBoss Knowledge Base Builder' on project 'jboss-kitchensink-angularjs'. !STACK 0 java.lang.NoClassDefFoundError: Could not initialize class org.jboss.tools.jst.web.kb.PageContextFactory at org.jboss.tools.jst.web.kb.internal.KbBuilder.incrementalBuild(KbBuilder.java:150) at org.jboss.tools.jst.web.kb.internal.KbBuilder.build(KbBuilder.java:115) at org.eclipse.core.internal.events.BuildManager$2.run(BuildManager.java:734) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:205) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:245) at org.eclipse.core.internal.events.BuildManager$1.run(BuildManager.java:300) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.BuildManager.basicBuild(BuildManager.java:303) at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(BuildManager.java:359) at org.eclipse.core.internal.events.BuildManager.build(BuildManager.java:382) at org.eclipse.core.internal.events.AutoBuildJob.doBuild(AutoBuildJob.java:144) at org.eclipse.core.internal.events.AutoBuildJob.run(AutoBuildJob.java:235) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55){code}