From d3baca9251dfbc07f76cacd841595ae4482377ec Mon Sep 17 00:00:00 2001
From: t3hf1gm3nt <59876300+t3hf1gm3nt@users.noreply.github.com>
Date: Fri, 14 Apr 2023 23:40:48 -0400
Subject: [PATCH] [TLOZ] Add FileNotFoundError handling for base rom (#1708)

---
 worlds/tloz/__init__.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/worlds/tloz/__init__.py b/worlds/tloz/__init__.py
index 311215c1..356f9e5f 100644
--- a/worlds/tloz/__init__.py
+++ b/worlds/tloz/__init__.py
@@ -77,6 +77,12 @@ class TLoZWorld(World):
         self.levels = None
         self.filler_items = None
 
+    @classmethod
+    def stage_assert_generate(cls, multiworld: MultiWorld):
+        rom_file = get_base_rom_path()
+        if not os.path.exists(rom_file):
+            raise FileNotFoundError(rom_file)
+
     def create_item(self, name: str):
         return TLoZItem(name, item_table[name].classification, self.item_name_to_id[name], self.player)