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
* Returns the fatal exception, which means some unrecoverable error is
	 * found in the included libraries.
	 * 
	 * @return the fatal exception
	 */
	public Exception getFatalException( )
	{
		return fatalException;
	}
	/**
	 * Sets the fatal exception.
	 * 
	 * @param fatalException
	 *            the fatal exception to set
	 */
	protected void setFatalException( Exception fatalException )
	{
		this.fatalException = fatalException;
	}
	/**
	 * Returns the system id of the module. It is the relative URI path of the
	 * module.
	 * 
	 * @return the system id of the module
	 */
	public URL getSystemId( )
	{
		return systemId;
	}
	/**