Description
Reproduce steps:
- Start process instance (invoice)
- fill in none of the fields and press "start" -> no result
- fill in some (not all) of the fields and press "start" -> no result
- fill in all fields and press "start" -> instance starts
- fill in all fields, clear fields and press "start" -> instance starts
Problem:
Form can only be submitted if form fields are filled or filled and then cleared.
Expected behavior:
Form is submitted or error message is thrown.
Hints (optional):
Reproduced on Chrome, FF, IE and in versions 7.1.0, 7.1.1, 7.1.2 and 7.1.3