Elevator semaphores should be freed when the sound sample is stopped. Two bugs prevented this from happening, causing elevator semaphores to leak.
The bridge level uses a lot of elevators in the room with the first force field panel. After this room there was a high likelyhood that all semaphores were busy and no further elevators could be scheduled. These commits should fix #72 for good.
Elevator semaphores should be freed when the sound sample is stopped. Two bugs prevented this from happening, causing elevator semaphores to leak.
The bridge level uses a lot of elevators in the room with the first force field panel. After this room there was a high likelyhood that all semaphores were busy and no further elevators could be scheduled. These commits should fix #72 for good.