From 34b737249f5433ffb80c2480dbf9f8aed9b57d44 Mon Sep 17 00:00:00 2001
From: clayote <public@zacharyspector.com>
Date: Mon, 9 Dec 2024 04:08:29 +1300
Subject: [PATCH] Fix a crash when loading a lot of images at once (#8939)

---
 kivy/cache.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kivy/cache.py b/kivy/cache.py
index 48d9cd0166..18c71c2afe 100644
--- a/kivy/cache.py
+++ b/kivy/cache.py
@@ -193,7 +193,7 @@ def _purge_oldest(category, maxpurge=1):
         import heapq
         time = Clock.get_time()
         heap_list = []
-        for key in Cache._objects[category]:
+        for key in list(Cache._objects[category]):
             obj = Cache._objects[category][key]
             if obj['lastaccess'] == obj['timestamp'] == time:
                 continue