[jbosstools-issues] [JBoss JIRA] Created: (JBIDE-8337) Web Knowledge Base plugin throws NullPointerException on exit

Web Knowledge Base plugin throws NullPointerException on exit ------------------------------------------------------------- Key: JBIDE-8337 URL: https://issues.jboss.org/browse/JBIDE-8337 Project: Tools (JBoss Tools) Issue Type: Bug Environment: Eclipse IDE for Java EE Developers with JBT JBossAS, Seam, Richfaces installed from Development update site Reporter: Denis Golovin {noformat} java.lang.NullPointerException at org.jboss.tools.jst.web.kb.WebKbPlugin.cleanObsoleteFiles(WebKbPlugin.java:96) at org.jboss.tools.jst.web.kb.WebKbPlugin.access$0(WebKbPlugin.java:92) at org.jboss.tools.jst.web.kb.WebKbPlugin$1.saving(WebKbPlugin.java:77) at org.eclipse.core.internal.resources.SaveManager.executeLifecycle(SaveManager.java:361) at org.eclipse.core.internal.resources.SaveManager$1.run(SaveManager.java:170) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.resources.SaveManager.broadcastLifecycle(SaveManager.java:173) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1108) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1087) at org.eclipse.core.internal.resources.DelayedSnapshotJob.run(DelayedSnapshotJob.java:44) at org.eclipse.core.internal.resources.SaveManager.shutdown(SaveManager.java:1366) at org.eclipse.core.internal.resources.Workspace.close(Workspace.java:428) at org.eclipse.core.resources.ResourcesPlugin.stop(ResourcesPlugin.java:383) at org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run(BundleContextImpl.java:843) at java.security.AccessController.doPrivileged(Native Method) at org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop(BundleContextImpl.java:836) at org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(BundleHost.java:501) at org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(AbstractBundle.java:550) at org.eclipse.osgi.framework.internal.core.Framework.suspendBundle(Framework.java:1097) at org.eclipse.osgi.framework.internal.core.StartLevelManager.decFWSL(StartLevelManager.java:597) at org.eclipse.osgi.framework.internal.core.StartLevelManager.doSetStartLevel(StartLevelManager.java:257) at org.eclipse.osgi.framework.internal.core.StartLevelManager.shutdown(StartLevelManager.java:215) at org.eclipse.osgi.framework.internal.core.InternalSystemBundle.suspend(InternalSystemBundle.java:266) at org.eclipse.osgi.framework.internal.core.Framework.shutdown(Framework.java:690) at org.eclipse.osgi.framework.internal.core.Framework.close(Framework.java:588) at org.eclipse.core.runtime.adaptor.EclipseStarter.shutdown(EclipseStarter.java:415) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:198) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:616) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574) at org.eclipse.equinox.launcher.Main.run(Main.java:1407) {noformat} -- This message is automatically generated by JIRA. - For more information on JIRA, see: http://www.atlassian.com/software/jira