Not a "bug" but a feature: Inside UFO 54-40 had an ending that you couldn't reach by the normal means. You had to just flip through (cheat?) to find it. The end

Not a "bug" but a feature: Inside UFO 54-40 had an ending that you couldn't reach by the normal means. You had to just flip through (cheat?) to find it. The ending was: "No one can chose to visit Ultima," says Elinka. "Nor can you get here by following directions. It was a miracle you got here, but that is perfectly logical, because Ultima is a miracle in itself." The End