If you create a new period, choose to copy an existing period that has secondary units, and choose to copy the unit, it does not transfer the secondary units across correctly. The new period gets a single secondary unit with a blank name and 0 multiplier.
If you create a new period, choose to copy an existing period that has secondary units, and choose to copy the unit, it does not transfer the secondary units across correctly. The new period gets a single secondary unit with a blank name and 0 multiplier.