Foodsavers can't be deleted out of a region

Summary

Foodsavers can't be deleted out of a region

Steps to reproduce

1. As AMB go to: https://foodsharing.de/?page=foodsaver&bid=251
2. select any member
3. click: "Aus Bezirk löschen"
4. nothing happens

What is the current bug behavior?

nothing happens
web console: - TypeError: fsapp.deleteFromRegion is not a function

What is the expected correct behavior?

member should be deleted from the region

Relevant error messages and/or screenshots