Bug 140542 label can't be displayed without resource file or unmatched key
Steps to reproduce: 1.New a report, add a lable with text "aaa" 2.Add a resource file for the report, set key to "key1", value to "actuate", apply the value to the label 3.Clear the resource file in Property Editor->General->Resource File (or change the key to "abc") 4.Preview the report Expected result: 1.Display label text "aaa" on preview or 2.Give a warning message to say resource file is not found or unmatched key Actual result: Nothing displays on preview
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
else
			module.theme = null;
		
		if ( libraries != null )
		{
			for ( int i = 0; i < libraries.size( ); i++ )
			{
				module.libraries = new ArrayList( );
				Library lib = (Library) ( (Library) libraries.get( i ) )
						.clone( );
				lib.setHost( module );
				module.libraries.add( lib );
			}
		}
		else
			module.libraries = null;
		
		IElementDefn defn = module.getDefn( );
		for ( int i = 0; i < defn.getSlotCount( ); i++ )
		{
			ContainerSlot slot = module.getSlot( i );
			if ( slot == null )
				continue;
			for ( int pos = 0; pos < slot.getCount( ); pos++ )
			{
				DesignElement innerElement = slot.getContent( pos );
				buildNameSpaceAndIDMap( module, innerElement );
			}
		}