Bug 180608 [Regression]NPE throws out when preview the result in dataset[07]
Description: [Regression]NPE throws out when preview the result in dataset[07] Build number: 2.2.0.v20070403-0630 Steps to reproduce: 1, Use attached report 2, Edit Data Set 3, Preview the Data Set Expected result: The preview should be success Actual result: NPE throws out Error log:
data/org.eclipse.birt.data.tests/test/org/eclipse/birt/data/engine/binding/FeaturesTest.java
groupDefn[0].setKeyExpression( "row.GROUP_COUNTRY" );
		groupDefn[1].setKeyExpression( "row.GROUP_AMOUNT" );
		String[] bindingNameRow = new String[]{
				"ROW_COUNTRY", "ROW_CITY", "ROW_SALE_DATE", "ROW_AMOUNT"
		};
		IBaseExpression[] bindingExprRow = new IBaseExpression[]{
				new ScriptExpression( "dataSetRow[\"COUNTRY\"]", 0 ),
				new ScriptExpression( "dataSetRow.CITY", 0 ),
				new ScriptExpression( "dataSetRow.SALE_DATE", 0 ),
				new ScriptExpression( "dataSetRow.AMOUNT", 0 )
		};
		QueryDefinition queryDefn = this.createQuery( bindingNameGroup,
				bindingExprGroup,
				groupDefn,
				null,
				null,
				null,
				null,
				null,
				null,
				bindingNameRow,
				bindingExprRow );
		IResultIterator it = executeQuery( queryDefn );
		it.next( );
		testFindGroup( it, new Object[]{
			"CHINA"
		}, 8 );
		testFindGroup( it, new Object[]{
				"CHINA", "100"
		}, 8 );