[safety] Track down bugs of GSN Editor
(from redmine: issue id 2763, created on 2016-12-01, closed on 2020-03-26)
- Relations:
- relates #3976 (closed)
- child #2761 (closed)
- child #2764 (closed)
- child #2765 (closed)
- child #2767 (closed)
- child #2771 (closed)
- child #2775 (closed)
- child #2780 (closed)
- child #2781 (closed)