[jbosstools-issues] [JBoss JIRA] (JBIDE-17571) NPE when closing JBDS

NPE when closing JBDS --------------------- Key: JBIDE-17571 URL: https://issues.jboss.org/browse/JBIDE-17571 Project: Tools (JBoss Tools) Issue Type: Bug Components: aerogear-hybrid Affects Versions: 4.2.0.Beta2 Environment: JBDS 8.0.0 Beta2 respin-b, installed MHT OpenJDK7, RHEL7 RC Imported TicketMonster example Reporter: Karel Piwko Assignee: Gorkem Ercan Priority: Critical Fix For: 4.2.0.Beta3 When closing JBDS, I see an error pop up and following message: {code} ENTRY org.eclipse.core.resources 4 2 2014-06-10 13:06:58.821 !MESSAGE Problems occurred when invoking code from plug-in: "org.eclipse.core.resources". !STACK 0 java.lang.NullPointerException at org.eclipse.wst.jsdt.internal.compiler.util.HashtableOfObjectToInt.get(HashtableOfObjectToInt.java:71) at org.eclipse.wst.jsdt.internal.core.JavaModelManager$VariablesAndContainersSaveHelper.saveNewId(JavaModelManager.java:3455) at org.eclipse.wst.jsdt.internal.core.JavaModelManager$VariablesAndContainersSaveHelper.saveClasspathEntry(JavaModelManager.java:3409) at org.eclipse.wst.jsdt.internal.core.JavaModelManager$VariablesAndContainersSaveHelper.saveClasspathEntries(JavaModelManager.java:3404) at org.eclipse.wst.jsdt.internal.core.JavaModelManager$VariablesAndContainersSaveHelper.saveContainers(JavaModelManager.java:3446) at org.eclipse.wst.jsdt.internal.core.JavaModelManager$VariablesAndContainersSaveHelper.saveProjects(JavaModelManager.java:3510) at org.eclipse.wst.jsdt.internal.core.JavaModelManager$VariablesAndContainersSaveHelper.save(JavaModelManager.java:3338) at org.eclipse.wst.jsdt.internal.core.JavaModelManager.saveVariablesAndContainers(JavaModelManager.java:3241) at org.eclipse.wst.jsdt.internal.core.JavaModelManager.saving(JavaModelManager.java:3553) at org.eclipse.core.internal.resources.SaveManager.executeLifecycle(SaveManager.java:384) at org.eclipse.core.internal.resources.SaveManager$1.run(SaveManager.java:193) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.resources.SaveManager.broadcastLifecycle(SaveManager.java:196) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1131) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2364) at org.eclipse.ui.internal.ide.application.IDEWorkbenchAdvisor$5.run(IDEWorkbenchAdvisor.java:509) at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:122) {code}.