ERROR: Unexpected end of file

[Wickedwrath]

Hello! I need some help here with this script. It says "Unexpected end of file" and I just can't figure out what's wrong. Can anyone help and solve this, please?

////////////////////////////
// Run first time starting map
void OnStart()

{
AddUseItemCallback("", "Key_1", "Door_1", "UsedKeyOnDoor", true);
AddUseItemCallback("", "Key_2", "Door_2", "UsedKeyOnDoor_2", true);
AddUseItemCallback("", "Secretkey2", "metal_1", "UsedKeyOnDoor_3", true);
}

void UsedKeyOnDoor(string &in asItem, string &in asEntity)
{
SetSwingDoorLocked("Door_1", false, true);
PlaySoundEntity("", "unlock_door", "Door_1", 0, false);
RemoveItem("Key_1");
}

void UsedKeyOnDoor_2(string &in asItem, string &in asEntity)
{
SetSwingDoorLocked("Door_2", false, true);
PlaySoundAtEntity("", "unlock_door", "Door_2", 0,false);
RemoveItem("Key_2");

void Message_1(string &in asEntity)
{
SetMessage("Message", "Message_1", 2);
}
void UsedKeyOnDoor_3(string &in asItem, string &in asEntity)
{
SetSwingDoorLocked("metal_1", false, true);
PlaySoundEntity("", "unlock_door", "metal_1", 0, false);
RemoveItem("Secretkey2");
}
/////////////////////////////
// Run when entering map
void OnEnter()
{

}
////////////////////////////
// Run when leaving map
void OnLeave()
{

}