After twice clicking on "Toggle Master View" button at the Navigator, Master view is not enables. So functions of this mode are not.
Steps to Reproduce:
1.Open any master document (*.odm)
2.Click onto Navigator "Toggle Master View" button twice
Document headers of first level is visible. So, Navigator is switched in some modified normal view.
Navigator is switched in master view.
User Profile Reset: Yes
OpenGL enabled: Yes
Version: 220.127.116.11 / LibreOffice Community
Build ID: 10(Build:2)
CPU threads: 2; OS: Linux 5.11; UI render: default; VCL: kf5
Locale: en-US (en_US.UTF-8); UI: ru-RU
If restarts Writer with this *.odm in safe mode (Repair from reserve copy > Repair user configuration to last work condition) that view is ok, it is a master view, but until firs twice clicking only...
*** This bug has been marked as a duplicate of bug 140397 ***