Bug 168148 [regression]Table with chart from library fails to preview.[01][0001]
Description: Table with chart from library fails to preview. Build number:2.1.2.v20061215 and 2.2.0.v20061213 Steps to reproduce: 1.Create a library, create a sample DB data source and data set: select * from orders 2.Insert a tabel to the library, bind data set to the table 3.Insert a group for the tabel ,group by "row["OrderDate"]", Interval: Year, Range:1 4.Drag a chart into 3rd cell on group row, bar chart, go to "Select Data" tab , bind data set, X Series:row["OrderDate"], Y Series:row["OrderNumger"]; click "Finish" button 5.Create a new report, use the library 6.Drag the table in the library to the report. 7.Preview in html. Expected Result: Report content displays without errors. Actual result: Error happened while running the report.(same for 2.1.2 and 2.2.0) Error log: org.eclipse.birt.report.service.api.ReportServiceException: Error happened while running the report
model/org.eclipse.birt.report.model.tests/test/org/eclipse/birt/report/model/extension/PeerExtensionTest.java
ExtensionElementDefn extDefn = (ExtensionElementDefn) dd
				.getExtension( TESTING_BOX_NAME );
		assertNotNull( extDefn );
		assertEquals( "TestingBox", extDefn.getDisplayName( ) ); 
		assertNull( extDefn.getDisplayNameKey( ) );
		assertEquals( TESTING_BOX_NAME, extDefn.getName( ) );
		assertEquals( MetaDataConstants.REQUIRED_NAME, extDefn.getNameOption( ) );
		assertEquals( true, extDefn.allowsUserProperties( ) );
		assertEquals( TESTING_BOX_NAME, extDefn.getName( ) );
		assertEquals( extDefn.getXmlName( ), ( (ElementDefn) dd
				.getElement( ReportDesignConstants.EXTENDED_ITEM ) )
				.getXmlName( ) );
		
		PropertyDefn propDefn = (PropertyDefn) extDefn
				.getProperty( POINTS_PROP_NAME );
		assertEquals( PropertyType.LIST_TYPE, propDefn.getTypeCode( ) );
		assertEquals( PropertyType.FLOAT_TYPE, propDefn.getSubTypeCode( ) );
		
		assertTrue( extDefn.isContainer( ) );
		assertEquals( 3, extDefn.getSlotCount( ) );
		
		ExtensionSlotDefn slotDefn = (ExtensionSlotDefn) extDefn.getSlot( 0 );
		assertEquals( "header", slotDefn.getName( ) ); 
		assertEquals(
				"Element.TestingBox.slot.header", slotDefn.getDisplayNameID( ) ); 
		assertEquals( "defaultHeader", slotDefn.getDisplayName( ) ); 
		assertFalse( slotDefn.isMultipleCardinality( ) );
		assertEquals( "header", slotDefn.getXmlName( ) ); 
		assertEquals( "testing-box-header", slotDefn.getSelector( ) );