Symptoms
Deliver lines for particular subscription could not be found in the 1C export batch on expected date;
Cause
The subscription in question has been on Hold on the date when 1C Export module attempted to split lines and create a batch. The reason for being on hold - Renewal order not paid on time.
After renewal Order is paid, 1C Export task splits deliver lines and adds them to the 1C export batch during the nearest Daily Billing Process.