From 0be628a3bcb73992115eed052ae845043802d0cf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=83=91=E4=BD=A9=E8=8C=B9?= <zhengpeiru21@protonmail.com>
Date: Fri, 2 Sep 2022 15:19:09 -0600
Subject: [PATCH] Fix crash when performing RetroActive appearance check with
 invalid quest IDs

---
 src/transmog_scripts.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/transmog_scripts.cpp b/src/transmog_scripts.cpp
index 61b28fc..72d37d1 100644
--- a/src/transmog_scripts.cpp
+++ b/src/transmog_scripts.cpp
@@ -609,7 +609,7 @@ public:
 
     void OnPlayerCompleteQuest(Player* player, Quest const* quest) override
     {
-        if (!sT->GetUseCollectionSystem())
+        if (!sT->GetUseCollectionSystem() || !quest)
             return;
         for (uint8 i = 0; i < QUEST_REWARD_CHOICES_COUNT; ++i)
         {