From your description, it has to be realized within the same project.
Not a beautiful solution, but it could work. You have to take the Field Security Plugin. Then you have to declare two groups of fields/custom fields. The one are only readable (Epic) for a specific role(epic writer, defect writer), the others read and writable (Defects). If only one of the readable is mandatory and the user is in the role "defect writer only", then the user cannot create an Epic.
Badges are a great way to show off community activity, whether you’re a newbie or a Champion.Learn more
A picture tells a thousand words. And agility boards have just released their latest feature: cover images on issues – so now your board can tell a story at first glance. Upload attachmen...
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
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs