Bug 119076 [Markers] ArrayStoreException when multiselection in Problems view includes category
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/views/markers/internal/ProblemView.java
/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.TableView#getSortingFields()
	 */
	protected IField[] getSortingFields() {
		return SORTING_FIELDS;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.TableView#getDefaultColumnLayouts()
	 */
	protected ColumnPixelData[] getDefaultColumnLayouts() {
		return new ColumnPixelData[] { new ColumnPixelData(getCategoryWidth()),
				new ColumnPixelData(200), new ColumnPixelData(75),
				new ColumnPixelData(150), new ColumnPixelData(60) };
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.views.markers.internal.TableView#getDialogSettings()
	 */
	protected IDialogSettings getDialogSettings() {
		AbstractUIPlugin plugin = (AbstractUIPlugin) Platform
				.getPlugin(PlatformUI.PLUGIN_ID);
		IDialogSettings workbenchSettings = plugin.getDialogSettings();
		IDialogSettings settings = workbenchSettings
				.getSection(TAG_DIALOG_SECTION);
		if (settings == null)