Bug 179629 After create a x-tab with a cube, a error occurs in Problems sheet[1102]
Description: After create a x-tab with a cube, a error occurs in Problems sheet[1102] Build number: 2.2.0.v20070328-0630 Steps to reproduce: 1, Create a cube 2, Create a x-tab using the cube 3, Check the error message in Problems sheet Expected result: No error occurs after create a x-tab Actual result: The error message is "The ExtendedItem must be able to access one data set."
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/extension/ReportItemExtensionTest.java
{
		static final int NA = 0;
		static final int PROPERTY_EVENT = 1;
		static final int PROPERTY_LIST_EVENT = 2;
		static final int STYLE_EVENT = 3;
		int action = 0;
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.report.model.core.Listener#notify(org.eclipse.birt.report.model.core.DesignElement,
		 *      org.eclipse.birt.report.model.activity.NotificationEvent)
		 */
		public void elementChanged( DesignElementHandle focus,
				NotificationEvent ev )
		{
			if ( ev.getEventType( ) == NotificationEvent.PROPERTY_EVENT )
			{
				action = PROPERTY_EVENT;
			}
			else if ( ev.getEventType( ) == NotificationEvent.EXTENSION_PROPERTY_DEFINITION_EVENT )
			{
				action = PROPERTY_LIST_EVENT;
			}
			else if ( ev.getEventType( ) == NotificationEvent.STYLE_EVENT )