Need help with custom story

[japanesewhisky]

Im making a custom story and on the 3rd map I made, it will not let me transition to the 4th map.

this is my code:

void OnStart()
{  
AddUseItemCallback("Opendoor", "hehexd", "door69", "UnlockLevelDoor", true);
}


void UnlockLevelDoor(string &in asItem, string &in asEntity)
{
SetLevelDoorLocked ("door69", false);
ChangeMap("Level4","PlayerStartArea_1","","");
}

anyone halp?