NullPointerException occurs when closing CDI project with validation error marker on beans.xml file --------------------------------------------------------------------------------------------------- Key: JBIDE-12221 URL: https://issues.jboss.org/browse/JBIDE-12221 Project: Tools (JBoss Tools) Issue Type: Bug Components: CDI Affects Versions: 3.3.0.CR1 Reporter: Denis Golovin Assignee: Viacheslav Kabanovich Fix For: 4.0.0.Alpha1 {code}java.lang.NullPointerException at org.jboss.tools.common.model.markers.XMarkerManager.resourceChanged(XMarkerManager.java:53) at org.eclipse.core.internal.events.NotificationManager$1.run(NotificationManager.java:291) at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42) at org.eclipse.core.internal.events.NotificationManager.notify(NotificationManager.java:285) at org.eclipse.core.internal.events.NotificationManager.handleEvent(NotificationManager.java:249) at org.eclipse.core.internal.resources.Workspace.broadcastEvent(Workspace.java:390) at org.eclipse.core.internal.resources.Project.close(Project.java:199) at org.eclipse.ui.actions.CloseResourceAction.invokeOperation(CloseResourceAction.java:129) at org.eclipse.ui.actions.WorkspaceAction.execute(WorkspaceAction.java:164) at org.eclipse.ui.actions.WorkspaceAction$2.runInWorkspace(WorkspaceAction.java:485) at org.eclipse.core.internal.resources.InternalWorkspaceJob.run(InternalWorkspaceJob.java:38) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:54) {code}