Bug 62254 [MarkersView] Markers View attempting to update after shutdown
Got this one the console running the suites - looks like a simple check for required in the update method java.lang.NullPointerException at org.eclipse.core.internal.runtime.InternalPlatform.isRunning (InternalPlatform.java:923) at org.eclipse.core.internal.jobs.JobListeners.handleException (JobListeners.java:136) at org.eclipse.core.internal.jobs.JobListeners.doNotify (JobListeners.java:119) at org.eclipse.core.internal.jobs.JobListeners.done (JobListeners.java:159) at org.eclipse.core.internal.jobs.JobManager.endJob (JobManager.java:420) at org.eclipse.core.internal.jobs.WorkerPool.endJob (WorkerPool.java:133) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:76) java.lang.IllegalStateException: Job manager has been shut down. at org.eclipse.core.internal.jobs.JobManager.schedule (JobManager.java:761) at org.eclipse.core.internal.jobs.InternalJob.schedule (InternalJob.java:313) at org.eclipse.core.runtime.jobs.Job.schedule(Job.java:399) at org.eclipse.ui.views.markers.internal.TableContentProvider.doUpdate (TableContentProvider.java:352) at org.eclipse.ui.views.markers.internal.TableContentProvider.access$4 (TableContentProvider.java:346) at org.eclipse.ui.views.markers.internal.TableContentProvider$3.run (TableContentProvider.java:184) at org.eclipse.ui.views.markers.internal.RestartableJob$2.run (RestartableJob.java:86) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:66)
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/TableContentProvider.java
* This job re-enables redraw on the table
	 */
	private Job enableUpdatesJob = new WorkbenchJob(TABLE_SYNCHRONIZATION) {
		public IStatus runInUIThread(IProgressMonitor monitor) {
			if (controlExists()) {
				getViewer().getTable().setRedraw(true);
			}
			
			return Status.OK_STATUS;
		}
	};
	
	/**
	 * This job is responsible for performing a single incremental update to the
	 * viewer. It will either add, remove, or change items in the viewer depending
	 * on the contents of the pending* sets, above. It is scheduled repeatedly by 
	 * the OverallUpdateJob, below.
	 */
	private class WidgetRefreshJob extends WorkbenchJob {
				
		/**
		 * Number of items modified in the last update
		 */
		int lastWorked = 0;
		
		/**
		 * Remembers whether the viewer existed the last time this job was run
		 */
		boolean controlExists = true;