Bug 207897 [Automation][Regression]A DataException is thrown out when preview reportdesign
Description: A DataException is thrown out when preview reportdesign Test Date: 20071030 Test Build: BIRT2.2.2 v20071029 Step to reproduce: 1. Use the reportdesign attached 2. Preview it Expect result: Report can be previewed without any exception. Actual result: A DataException is thrown out.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
/**
	 * Global configuration variables
	 */
	private Map configs = new BirtHashMap( );
	/**
	 * Report parameters used to create the report content
	 */
	private Map params = new BirtHashMap( );
	private Map persistentBeans = new HashMap( );
	private Map transientBeans = new HashMap( );
	private ReportDocumentWriter docWriter;
	/**
	 * app context
	 */
	private Map appContext;
	/**
	 * report context used to evaluate the java-based script.
	 */
	private IReportContext reportContext;
	/**
	 * options used to render the report content
	 */
	private IRenderOption renderOption;
	/**
	 * the current locale, used to localize the report content
	 */
	private Locale locale;
	
	/**
	 * define a time zone