From 54c02a8d36f15b26af2f75cbf06b54ea5a81a81e Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Thu, 24 Oct 2024 21:53:59 +0200
Subject: [PATCH] Prevent concurrent modification

---
 app/src/main/java/eu/faircode/email/Helper.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/main/java/eu/faircode/email/Helper.java b/app/src/main/java/eu/faircode/email/Helper.java
index 932a40da2f..0302bb4f4a 100644
--- a/app/src/main/java/eu/faircode/email/Helper.java
+++ b/app/src/main/java/eu/faircode/email/Helper.java
@@ -3793,7 +3793,7 @@ public class Helper {
             return new ArrayList<>();
         List<List<T>> result = new ArrayList<>(list.size() / size);
         for (int i = 0; i < list.size(); i += size)
-            result.add(list.subList(i, i + size < list.size() ? i + size : list.size()));
+            result.add(new ArrayList<>(list.subList(i, i + size < list.size() ? i + size : list.size())));
         return result;
     }