unbreak UT for dlc_only slots by making sure self/world.spawn gets in…

…itialized even on the 1st mostly useless UT generation

worlds/outer_wilds/__init__.py

@@ -69,6 +69,12 @@ def generate_early(self) -> None:
         if self.options.shuffle_spacesuit and self.options.spawn != Spawn.option_vanilla:
             raise OptionError('Incompatible options: shuffle_spacesuit is true and spawn is non-vanilla (%s)', self.options.spawn)
 
+        # When Universal Tracker is not involved, spawn is just a normal option.
+        # But we also run this before the UT check because if we're in UT's 1st pass, we won't have slot_data's spawn
+        # yet, and we still need to set this to avoid a DLC-only slot from thinking it has vanilla spawn and crashing
+        # when items.py tries to lock Launch Codes on a location that doesn't exist.
+        self.spawn = self.options.spawn
+
         # implement Universal Tracker support
         if hasattr(self.multiworld, "generation_is_fake"):
             if hasattr(self.multiworld, "re_gen_passthrough"):
@@ -78,9 +84,6 @@ def generate_early(self) -> None:
                     self.spawn = slot_data["spawn"]
             return
 
-        # when Universal Tracker is not involved, spawn is just a normal option
-        self.spawn = self.options.spawn
-
         # generate game-specific randomizations separate from AP items/locations
         self.eotu_coordinates = generate_random_coordinates(self.random) \
             if self.options.randomize_coordinates else "vanilla"