Cannot edit a form after it is published
The console error is this:
in line 1522 of Telerik.Web.UI.WebResource.axd
The selected line is this:
What's going on here and how can we make forms editable again?
This is caused by a bug and it is fixed in the internal build 8.2.5903. The bug report can be found here: http://feedback.telerik.com/Project/153/Feedback/Details/171798-form-cannot-be-edited-after-changing-multiple-choice-control-properties