Bug 155799 [regression]Error occour when previewing attached report in web viewer
Error occour when previewing attached report in web viewer Step to reproduce: preview attached report in web viewer Expected: work properly Actual : Error occour in web viewer while in PDF and HTML displayed properly.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/PreparedDummyQuery.java
exprValueMap.put( exprName, exprValue );
					if ( exprValue instanceof BirtException == false )
						realValueMap.put( exprName, exprValue );
				}
				this.getRdSaveUtil( ).doSaveExpr( exprValueMap );
			}
			return exprValueMap.get( name );
		}
		/**
		 * @param manualBindingExprs
		 * @return
		 */
		private Map getBindingMap( List manualBindingExprs )
		{
			Map exprMap = new HashMap( );
			
			int size = manualBindingExprs.size( );
			GroupBindingColumn[] groupBindingColumns = new GroupBindingColumn[size];
			Iterator itr = manualBindingExprs.iterator( );
			while ( itr.hasNext( ) )
			{
				GroupBindingColumn temp = (GroupBindingColumn) itr.next( );
				groupBindingColumns[temp.getGroupLevel( )] = temp;
			}
			
			for ( int i = 0; i < size; i++ )
			{
				itr = groupBindingColumns[i].getColumnNames( ).iterator( );
				while ( itr.hasNext( ) )
				{