1. Unzip and load the attached demo mission "14963_unresponsive_dialogues.Stratis.zip" in the mission editor.
2. Preview mission.
3. Activate radio alpha trigger to start sqf load. Load will take about 15 seconds to complete, depending on FPS (createScriptLoad.sqf can be modified to increase/decrease the number of loops if required).
4. During the script load, activate radio bravo trigger. BIS_fnc_codePerformance dialogue opens.
5. Attempt to close dialogue by clicking OK, and or pressing escape. Notice nothing happens.
6. Wait until the script load completes, then observe dialogue disappear.
This issue seems to affect other dialogues:
7. Activate radio alpha trigger to start sqf load.
8. Press escape to open pause menu.
9. Click "Functions" button. Notice nothing happens.
10. Wait until the script load completes, then observe functions viewer dialogue open.