Credits

[GoranGaming]

void OnStart()



{
AddEntityCollideCallback("Player", "Start_Credits", "MainCredits", true, 1);

}



void Credits(string &in asParent, string &in asChild, int alState)


{
StartCredits("my music.ogg", true, "ending", "MainCredits", 4);
}


Your function is named wrongly. It should be name as your callback says, "MainCredits"