GTFS produced by timetable revision 930 contains invalid calendar

[miklcct]

The GTFS produced by National Rail timetable revision 930 contains an invalid calendar which crashes OpenTripPlanner: Invalid interval, the end 2023-11-17 is before the start 2023-11-20.

The following output is from the validator:

start_and_end_range_out_of_order

Two date or time fields are out of order.

Date or time fields have been found out of order in calendar.txt, feed_info.txt and stop_times.txt.

You can see more about this notice here.

filename (?)The name of the faulty file.	csvRowNumber (?)The row number of the faulty record.	entityId (?)The faulty service id.	startFieldName (?)The start value's field name.	startValue (?)The start value.	endFieldName (?)The end value's field name.	endValue (?)The end value.
"calendar.txt"	5050	"5049"	"start_date"	"20231120"	"end_date"	"20231117"

[miklcct]

The problem is in the train with UID W27693_W28273