Bug 132914 "Invalid page number" error message is hard coded.
"Invalid page number" error message is hard coded in DocumentProcessor.java. This must be externalized into *.properties file. If there are other hard coded error messages, please also externalize.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/presentation/aggregation/parameter/ComboBoxParameterFragment.java
{
	/**
	 * Protected constructor.
	 * 
	 * @param parameter
	 *            parameter definition reference.
	 */
	public ComboBoxParameterFragment( ParameterDefinition parameter )
	{
		super( parameter );
	}
	protected void prepareParameterBean( HttpServletRequest request,
			IViewerReportService service, ScalarParameterBean parameterBean,
			Locale locale ) throws ReportServiceException
	{
		ViewerAttributeBean attrBean = (ViewerAttributeBean) request
				.getAttribute( "attributeBean" ); 
		assert attrBean != null;
		InputOptions options = new InputOptions( );
		options.setOption( InputOptions.OPT_REQUEST, request );
		Collection selectionList = null;
		ParameterDefinition paramDef = parameterBean.getParameter( );
		if ( paramDef.getGroup( ) != null && paramDef.getGroup( ).cascade( ) )
		{
			Map paramValues = attrBean.getParameters( );
			selectionList = getParameterSelectionListForCascadingGroup(
					attrBean.getReportDesignHandle( request ), service,
					paramValues, options );
		}
		else