Diagnosis
You entered 1 for a factory calendar in Corr.holiday(correct holiday to workday) field. In meter reading units you cannotuse the workday that follows the public holiday because the scheduledmeter reading date of the schedule record may then be after the end ofthe billing period.

Procedure
Enter 2 in the Corr.holiday field. The workday before thepublic holiday is then used for the correction. Alternatively, deletethe entry in the Factory cal.ID field (factory calendar ID). Thedate is then not corrected.