I have tried both,
- granite/ui/components/foundation/form/multifield
- granite/ui/components/coral/foundation/form/multifield
and got the same unexpected behaviour:
- it works fine when used in a component dialog
- does not work when used in a Page Properties dialog
When it works, it looks like this:
but when the same input is carried into a Page Properties dialog, it looks like this:
What could cause this, and what's the fix/workaround?