Fix: NPC u-boats could sometimes attack crates from sunk ships floating on the water.
Fix: Ulleungdo island had a wrong allegiance color assigned on the map.
Fix: During the fourth tutorial mission, if player switched light to blue before tutorial asked him to do that, it was necessary to disable blue light and enable it back again to continue. It was hard due to time slowdown.
Fix: During the third tutorial mission, if player submerged before reaching the second freighter, further tutorial orders couldn’t be completed.
Fix: Undocking script could fail in specific circumstances and u-boat would start to move in a single direction indefinitely until the game was reloaded.