I have used "SelectList" cusotm field type in transition screen.
It contains "None" as first option in select list field.
I have marked "Required" in field configuration. Though, it allows to select "None" while submit the transition. i want it to be mandatory validation to select other then "None" in transition screen.
Alternatively, you can remove the 'None' from the Select list options by referring to the following links:
Atlassian Summit is an excellent opportunity for in-person support, training, and networking.Learn more
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG