Purpose

This feature is provided in two flavors: condition and validator. It's purpose is checking whether user (or users) contained in a custom field or a system field are (or are not) in a certain Projet Role.

List of supported third party app custom fields

Example: Watchers are supposed to be at least in one of selected project roles "Developers", "Testers" and "Service Desk Team"

Example of configuration for requiring "Watchers" being at least in one of the following project roles "Developers", "Testers" and "Service Desk Team":