Summary

JIRA hangs when Edit button is clicked. This happens when all fields are removed from the Edit Screen.

Environment

• Delete all fields from Edit Screen
• 

Steps to Reproduce

1. Create a new project
2. Go to the project's project administration page > Screens > Click on Edit Issue Screen
3. Remove all fields from Edit Issue screen
4. Create issue from this project
5. Click on Edit button

Expected Results

1. Have the same behavior as if the user has no edit permissions in the project permission scheme: No EDIT button and nothing if we use the 'e' shortcut

Actual Results

1. Loading icon shows non stop
   

Workaround

Hit the Esc button from the keyboard