before_script.msvc.sh uses an unstable version of MyGUI
Using OpenMW version: master branch
Steps to reproduce: Open options menu and go to a Video options submenu (e.g. Detail) Click any dropdown menu (e.g. Texture filtering) and select an option Quickly (while the dropdown is still open) switch to another GUI tab (e.g. Water) Result: game crashes with error: @error in framelistener: MyGUI EXCEPTION : Trying to add same delegate twice. in MyGUI at b:\programming\libraries\mygui\source\myguiengine\include\MyGUI_DelegateImplement.h (line 255) Error in framelistener: MyGUI EXCEPTION : Trying to add same delegate twice. in MyGUI at b:\programming\libraries\mygui\source\myguiengine\include\MyGUI_DelegateImplement.h (line 255)@ (The number of errors seems to depend on the number of items in the dropdown menu.)
(RM-3858 from redmine: created on 2017-05-03 by Plutonic Overkill, , closed on 2017-10-28 by Alexander Olofsson)