1. Go to to Control panel --> Configuration --> Custom fields --> select Page then add a page custom field with type: true/false and save it.
2. Go to Custom Fields and from the upper right 3 dots click on Export / Import, and export all custom fields, then download the LAR.
3. Import the LAR
go to Control panel --> Configuration --> Custom fields and try to import the previously exported LAR.
Actual Result: Import fails with an error.
Expected Result: Import should be successful.