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
{
		
		private DataEngineContext context;
		private String queryResultID;
		
		private RDSave rdSave;
		
		private String subQueryName;
		
		private int subQueryIndex;
		
		private int groupLevel;
		
		private int[] subQueryInfo;
		
		private org.eclipse.birt.data.engine.odi.IResultIterator odiResult;
		/**
		 * @param context
		 * @param queryResultID
		 * @param odiResult
		 */
		public RDSaveUtil( DataEngineContext context, String queryResultID,
				org.eclipse.birt.data.engine.odi.IResultIterator odiResult )
		{