Bug 201019 [Automation][Regression]Exception is thrown when running reportdesign
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/adapter/ExpressionUtil.java
{
									name = TOTAL_PREFIX + totalColumnSuffix;
									totalColumnSuffix++;
									ScriptExpression se = new ScriptExpression( expr );
									se.setGroupName( groupName );
									
									Binding columnBinding = new Binding( name, se );
									
									columnBindings.add( columnBinding );
								}
								String newExpression = firstPart
										+ org.eclipse.birt.core.data.ExpressionUtil.createJSRowExpression( name )
										+ secondPart;
								return newExpression;
							}
						}
					}
				}
			}
			return oldExpression;
		}
		catch ( DataException e )
		{
			throw new EngineException( e.getLocalizedMessage( ) );
		}
	}
	/**
	 * 
	 * @param chars
	 * @param i