sound script issue

[G510s]

void OnStart()
{
PlayMusic("Search_Brute", true, 5, 3.0, 4, true);

AddEntityCollideCallback("Player", "Script", "UseScript", true, 1);

AddEntityCollideCallback("Player", "Script_1", "Sound", true, 1);
}



void Sound(string &in asParent, string &in asChild, int alState)
{

PlaySoundAtEntity("", "scare_wood_creak.snt", "Player", 1.2, false);

}




void UseScript(string &in asParent, string &in asChild, int alState)
{

SetEntityActive("SlenderMan", true);

}



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this is my script. what can i do to fix it. when i walk into the script area it will not play the sound.