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/service/ReportEngineService.java
}
			else
			{
				paramValueObj = task.getDefaultValue( parameterObj.getName( ) );
			}
			params.put( paramName, paramValueObj );
		}
		return params;
	}
	/**
	 * Check whether missing parameter or not.
	 * 
	 * @param task
	 * @param parameters
	 * @return
	 */
	public boolean validateParameters( IGetParameterDefinitionTask task,
			Map parameters )
	{
		assert task != null;
		assert parameters != null;
		boolean missingParameter = false;
		Collection parameterList = task.getParameterDefns( false );
		for ( Iterator iter = parameterList.iterator( ); iter.hasNext( ); )
		{
			IScalarParameterDefn parameterObj = (IScalarParameterDefn) iter
					.next( );