When a CTD cast is completed with only one bottle Dart ignores it. This is likely because it figures out the number of bottles by subtracting the end-bottle from the start-bottle, if the IDs are the same then this would be represented as ZERO bottles.
When a CTD cast is completed with only one bottle Dart ignores it. This is likely because it figures out the number of bottles by subtracting the end-bottle from the start-bottle, if the IDs are the same then this would be represented as ZERO bottles.