Bug 173389 Exception is thrown when edit the cascading parameter group[0002]
Exception is thrown when edit the cascading parameter group[0002] Build number: 2.2.0.v20070208-1000 Steps to reproduce: 1.new a sample data source and select CUSTOMERS table as data set 2.new a cascading parameter group and use the data set,select the CUSTOMERNAME ,drag the parameter to layout then preview 3.switch to data explorer ,click the parameter ,change the CUSTOMERNAME to CUSTOMERNUMBER 4.preview in layout Expected result: No exception thrown Actual result: Exception thrown Error log: see attached image
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/IBirtConstants.java
static public final String OPRAND_IID = "iid"; 
	static public final String OPRAND_TASKID = "taskid"; 
	
	static public String MIME_TYPE = "text/xml"; 
	static public String HTML_RENDER_FORMAT = HTMLRenderOption.OUTPUT_FORMAT_HTML;
	public static final String PDF_RENDER_FORMAT = HTMLRenderOption.OUTPUT_FORMAT_PDF;
	
	public static final String SERVLET_PATH_PARAMETER = "/parameter"; 
	
	public static final String SERVLET_PATH_PREVIEW = "/preview"; 
	
	public static final String SERVLET_PATH_FRAMESET = "/frameset"; 
	
	public static final String SERVLET_PATH_RUN = "/run"; 
	
	public static final String SERVLET_PATH_DOWNLOAD = "/download"; 
	
	public static final String VIEWER_PARAMETER = "parameter"; 
	
	public static final String VIEWER_FRAMESET = "frameset"; 
	
	public static final String VIEWER_RUN = "run"; 
	
	
	public static final String VIEWER_PREVIEW = "preview"; 
	
	public static final String REQUEST_GET = "get"; 
	
	public static final String REQUEST_POST = "post";