Bug 121352 The data set binding property cannot be retrieved in report preview layout
In report preview page, the datasource/dataset property binding lists cannot be retrieved. The dataset binding can not work correctly in layout preview because it's value cannot get from the binding list. But in the data set edit page, the binding value can be got. You can refer to the attachment.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/Module.java
protected Exception fatalException;
	/**
	 * The registered name manager of this module.
	 */
	protected INameManager nameManager = null;
	/**
	 * Default constructor.
	 * 
	 * @param theSession
	 *            the session of the report
	 */
	protected Module( DesignSession theSession )
	{
		session = theSession;
		for ( int i = 0; i < NAME_SPACE_COUNT; i++ )
		{
			nameSpaces[i] = new NameSpace( );
			moduleNameSpaces[i] = ModuleNameScopeFactory
					.createElementNameSpace( this, i );
		}
		
		setID( getNextID( ) );
		addElementID( this );
		
		nameManager = new NameManager( this );
	}
	/**
	 * Returns the design session that represents the designs that the user has
	 * open and user preferences.
	 *