It was Sound/Opening Theme.ogg and now Dip uses one of the TEC tracks
music
name "MUSIC_FRONTEND"
fileName "TEC 3.ogg"
isLooping FALSE
actionLevel 0.5
actionRange 0.5
emotionLevel 0.0
emotionRange 1.0
Change "TEC3.ogg" to "Opening Theme.ogg" in SoundMusic.sounddata
SoundMusic.sounddata houses the links to the music in the Sound folder
Once the game starts each player has a opening them
Each player entity has link to the SoundMusic.sounddata so each player can actually have a unique opening theme.
musicThemeData
musicThemeCount 7
musicTheme "MUSIC_TEC_THEME_1"
musicTheme "MUSIC_TEC_QUIET_1"
musicTheme "MUSIC_TEC_MISC_1"
musicTheme "MUSIC_TEC_MISC_2"
musicTheme "MUSIC_BATTLE_7"
musicTheme "MUSIC_BATTLE_13"
musicTheme "MUSIC_TROUBLE_4"
scareThemeCount 2
musicTheme "MUSIC_BATTLE_7"
musicTheme "MUSIC_BATTLE_13"
announcementCount 1
musicTheme "MUSIC_TEC_ANNOUNCEMENT"