Bug 179661 NPE throws out when preview the attached report [1102]
Description: NPE throws out when preview the attached report [1102] Build number: 2.2.0.v20070328-0630 Steps to reproduce: 1, Using attached report design file 2, Preview Expected result: Previewed successfully Actual result: NPE throws out when preview Error log:
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/olap/util/OlapExpressionUtil.java
{
		
		private String name;
		private String measure;
		private List aggrLevels;
		private String aggrName;
		/*
		 * 
		 */
		CubeAggrDefn( String name, String measure, List aggrLevels,
				String aggrName )
		{
			assert name != null;
			assert measure != null;
			assert aggrLevels != null;
			this.name = name;
			this.measure = measure;
			this.aggrLevels = aggrLevels;
			this.aggrName = aggrName;
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.data.engine.olap.util.ICubeAggrDefn#getAggrLevels()
		 */
		public List getAggrLevels( )
		{
			return this.aggrLevels;
		}