BR-30
Line period ends before it starts
ErrorEN 16931BT-134BT-135
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What it means
When both dates are supplied, the line’s service period (BT-134, BT-135) must end on or after its start date. The same date is allowed.
Typical causes
- The start and end dates were swapped
- A date was copied from an earlier billing period
How to fix it
- Check the service period on the affected line
- Correct the dates to match the actual period, with the end on or after the start
- Export again and validate the invoice
What the rule says (technical)
If both Invoice line period start date (BT-134) and end date (BT-135) are given, the end date shall be later or equal to the start date.
Correct the dates in the line cac:InvoicePeriod.