Bug 176784 always-excluding-first and always-excluding-last in item properties pop up error[00]
Details: always-excluding-first and always-excluding-last in item properties pop up error Step: 1.New a report and add a label 2.Select the label and switch properties tab. 3.Select the section and set the page break as always-excluding-first or always-excluding-last. actual result: Pop up an error excepted result: If these selection are not supported, and please remove them. If these selection are supported, it can be set to the item.
UI/org.eclipse.birt.report.designer.ui.views/src/org/eclipse/birt/report/designer/internal/ui/views/attributes/provider/GroupPropertyHandleProvider.java
{
	private static GroupPropertyHandleProvider instance;
	/**
	 * Return a single instance.
	 * 
	 * @return instance of this
	 */
	public static GroupPropertyHandleProvider getInstance( )
	{
		if ( instance == null )
		{
			instance = new GroupPropertyHandleProvider( );
		}
		return instance;
	}