Forms Editing fails to dispose and crashes Edit Mode

Fixed in

EPiServer.CMS.UI 10.12.8

Created

Sep 26, 2019

Updated

Oct 22, 2019

Area

CMS UI

State

Closed, Fixed and tested

Description

Steps to reproduce

  1. Create a page with 2 TinyMCE instances placed on two different tabs (categories).
  2. Try to navigate between pages.

Expected
Navigation should work as usual

Actual
After navigating to a new page, the Edit Mode freezes.