As has been mentioned before, this seems to be an issue with apps using "Minimize to Tray" when there is no "tray" in Unity. Marking this as Fix Released in Unity as the core issue of showing the running app in the Launcher is fixed.
As has been mentioned before, this seems to be an issue with apps using "Minimize to Tray" when there is no "tray" in Unity. Marking this as Fix Released in Unity as the core issue of showing the running app in the Launcher is fixed.