Bug 124597 Error message pop up which from length of JS-Expression is error
Details: Error message pop up which from length of JS-Expression is error Setp: 1.New a datasource and dataset contain "row["First"]" 2.Insert a table in layout and a data in details 3.Input "row["FIRST"].length" in data expression 4.Preview Actual result: "FIRST" is a error input words, but it can preview some words in table: org.eclipse.birt.data.engine.script.DataExceptionMocker@1502283 But it has not pop up some error message. Expection result: Pop up an error message
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/ResultIterator.java
{
		if ( useDetails == false )
		{
			logger.logp( Level.FINE,
					ResultIterator.class.getName( ),
					"getStartingGroupLevel",
					"return the starting group level" );
			return savedStartingGroupLevel;
		}
		logger.logp( Level.FINE,
				ResultIterator.class.getName( ),
				"getStartingGroupLevel",
				"return the starting group level" );
		return odiResult.getStartingGroupLevel( );
	}
	/*
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#getEndingGroupLevel()
	 */
	public int getEndingGroupLevel( ) throws DataException
	{
		logger.logp( Level.FINE,
					ResultIterator.class.getName( ),
					"getEndingGroupLevel",
					"return the ending group level" );
		return odiResult.getEndingGroupLevel( );
	}
	/*
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#getSecondaryIterator(java.lang.String,
	 *      org.mozilla.javascript.Scriptable)
	 */