From 72a19d7eac3772ac1cfad8dc2db799e7d5acb577 Mon Sep 17 00:00:00 2001
From: Hugo Sales <hugo@hsal.es>
Date: Mon, 27 Dec 2021 17:32:20 +0000
Subject: [PATCH] [COMPONENT][Posting] Fix error around mentions of actors that
 don't exist

---
 components/Posting/Posting.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/Posting/Posting.php b/components/Posting/Posting.php
index bb6fa0d540..69aa63bc68 100644
--- a/components/Posting/Posting.php
+++ b/components/Posting/Posting.php
@@ -267,7 +267,7 @@ class Posting extends Component
         }
 
         $mentioned = [];
-        foreach (F\unique(F\flat_map($mentions, fn (array $m) => $m['mentioned'] ?? []), fn (Actor $a) => $a->getId()) as $m) {
+        foreach (F\unique(F\flat_map($mentions, fn (array $m) => $m['mentioned'] ?? []), fn (Actor|null $a) => $a?->getId()) as $m) {
             if (!\is_null($m)) {
                 $mentioned[] = $m->getId();