Bug 183307 JS error with cascading group in birt:paramDef tag.[0603]
Description: JS error with cascading group in birt:paramDef tag. Build number:2.2.0.v200704190630 Steps to reproduce: 1. New a report with cascading group from sample table OFFICES(COUNTRY, OFFICECODE). 2. New a jsp file with content: <birt:parameterPage id="0" name="custom param page" reportDesign="report.rptdesign" isCustom="true" pattern="frameset"> <birt:paramDef id="9" name="country" value="USA"/> <input type="submit" name="OK" value="submit"/> </birt:parameterPage> 3. Preview the jsp file. Expected result: Display Listbox/combobox with value "USA" as default. Actual result: JS error A runtime error is occurred Error log:N/A
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/taglib/ParamDefTag.java
*/
	public int doEndTag( ) throws JspException
	{
		try
		{
			if ( __validate( ) )
			{
				
				this.requesterTag = (RequesterTag) TagSupport
						.findAncestorWithClass( this, RequesterTag.class );
				if ( requesterTag != null )
				{
					this.viewer = requesterTag.viewer;
					if ( this.viewer.isCustom( ) )
					{
						__beforeEndTag( );
						__process( );
					}
				}
			}
		}
		catch ( Exception e )
		{
			__handleException( e );
		}
		return super.doEndTag( );
	}
	/**
	 * validate the tag
	 *