upon looking the screenshot you have provided regarding the error, it appears that the default data pages for your Data-Admin-Operator-ID Datatype may not be configured correctly.
We conducted a similar implementation (for Absence Scheduling of Operators), and I will attach our findings below for your reference.
CC: @MarcCheong @sva02
Ideally, the Edit option should appear as depicted in the image I am attaching below; however, you may encounter an error upon submission.
Nonetheless, as an alternative, you may also consider utilizing the “User Actions” tab on the Datatype to create a local action and attempt to update your changes using a Data Transform or Activity.
