I have a 40 minute video with 6 languages, 6 tracks of subtitles and 11 chapters.
The Main menu allows you to select the language which takes you to the appropriate submenu. The submenu is in the selected language from which you can choose the
In all choices the audio language works correctly. The first (Track1), Bulgarian, shows the correct subtitles. All other languages show the wrong subtitles. Albeit in the correct place/timing!
I have authored the menus buttons choice using Link: Specify Link: Selected the Target Chapter: Selected the correct audio track and finally the correct subtitle track.
Playing in the completed project in Encore Preview both audio and subtitles all work correctly. Make a DVD copy and I get the subtitle errors, both on set top players(3 of them) and PC software (WinDVD 7)