InfoPath Dev

I can only create calculated formula, whom i cannot use later on in formules (cant select it, its not in items panels) However, i do have a way to get fields filled with that laod form rule. But dont know how to fill a drop down box. I cant get that to work.

Tried that . Doesnt change a thing. Tried it on the load form rule.

Dear, I have a Sharepoint online list, and a InfoPath (2013) Form, in this list there are several items, whom has a filled in Date (custom, by user). In the form I made connection to the list to read out the dates. So I have a Repeating field. However in the Form it's always listed as DD/MM/YYYYT00:00:00, I want it removed before ...