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/actionhandler/AbstractBaseActionHandler.java
{
	/**
	 * Current context instance.
	 */
	protected IContext context = null;
	/**
	 * Current operation instance.
	 */
	protected Operation operation = null;
	/**
	 * Current soap response instance.
	 */
	protected GetUpdatedObjectsResponse response = null;
	/**
	 * Abstract methods.
	 */
	abstract protected void __execute( ) throws RemoteException;
	/**
	 * Constructor.
	 *