From 8438160274fb090409c93b421438fe2bcb033a0e Mon Sep 17 00:00:00 2001
From: Star Rauchenberger <fefferburbia@gmail.com>
Date: Thu, 18 Dec 2025 16:14:32 -0500
Subject: Fixed "Set changed during iteration" bug

---
 apworld/tracker.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/apworld/tracker.py b/apworld/tracker.py
index d473af4..a84c3f8 100644
--- a/apworld/tracker.py
+++ b/apworld/tracker.py
@@ -96,6 +96,7 @@ class Tracker:
                                           PLAYER_NUM), prevent_sweep=True)
 
         self.state.sweep_for_advancements()
+        self.state.update_reachable_regions(PLAYER_NUM)
 
         self.accessible_locations = set()
         self.accessible_worldports = set()
-- 
cgit 1.4.1