3129501 - "The CO-related period range is supposed to fall between &1 and &2" - SAP S/4HANA Cloud Public Edition

The warning message "The CO-related period range is supposed to fall between &1 and &2" occurred when trying to maintain CO-related periods in 'Manage Posting Periods' app (ID F2293).

SAP S/4HANA Cloud Public Edition

1. Open 'Manage Posting Periods' app
2. Choose a Posting Period Variant 
3. Select 'Set Posting Periods' - 'Open Periods'
4. Define a time range for CO-Related Periods that doesn't completely overlap with the Normal/Adjustment Periods

The CO-related period range doesn't completely overlap with either of the normal/adjustment period ranges.

Define a CO-related period range that overlaps completely with either of the normal/adjustment period ranges.

If required, this message can be bypassed by selecting 'Ok' after the message appears, as it is a warning and not an error.

SAP Help Portal Opening and Closing Posting Periods

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