Bug 165897 [Salesforce Project]Table column lost its data when insert a new column to the right
Reproduce steps: 1. Get and install BIRT Salesforce ODA driver. 2. Download the attached BIRT report design. 3. Insert a new column to the right of Negotiation/Review. 4. Input name as "Month Grand Total" and expression as following: row["Prospecting"]+row["Qualification"]+row["NeedsAnalysis"]+row["ValueProposition"]+row["IdDecisionMakers"]+row["PerceptionAnalysis"]+row["ProposalPriceQuote"]+row["NegotiationReview"] 5. Run the report and Negotiation/Review column lost its data.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/expression/MultiPassExpressionCompiler.java
throw e;
				}
				break;
		}
		return groupLevel;
	}
	/**
	 * Return the index of group according to the given group text.
	 * 
	 * @param groupText
	 * @return The index of group
	 */
	private int getGroupIndex( String groupText )
	{
		assert groupText != null;
		assert baseQuery != null;
		GroupSpec[] groups = baseQuery.getGrouping( );
		for ( int i = 0; i < groups.length; i++ )
		{
			GroupSpec group = groups[i];
			if ( groupText.equals( group.getName( ) )
					|| groupText.equals( group.getKeyColumn( ) ) )
			{
				return i + 1; 
			}
		}
		return -1;
	}
	/**
	 * if the column field is custom field and it is not available, the total