From b048b57f4623e6e19da24726f17c584e8bdb6f3c Mon Sep 17 00:00:00 2001
From: hondacrx <prelude_20032002@yahoo.com>
Date: Wed, 4 May 2022 10:04:12 -0400
Subject: [PATCH] Core/Spells: fix a possible crash when a target that has been
 focused during spell casts disappears

Port From (https://github.com/TrinityCore/TrinityCore/commit/f70161dcc5af3c2c958d4df559b77ace735fc7d4)
---
 Source/Game/Spells/Spell.cs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Source/Game/Spells/Spell.cs b/Source/Game/Spells/Spell.cs
index 3a43ca621..adac60ac2 100644
--- a/Source/Game/Spells/Spell.cs
+++ b/Source/Game/Spells/Spell.cs
@@ -2728,8 +2728,14 @@ namespace Game.Spells
             // The spell focusing is making sure that we have a valid cast target guid when we need it so only check for a guid value here.
             Creature creatureCaster = m_caster.ToCreature();
             if (creatureCaster != null)
+            {
                 if (!creatureCaster.GetTarget().IsEmpty() && !creatureCaster.HasUnitFlag(UnitFlags.Possessed))
-                    creatureCaster.SetInFront(Global.ObjAccessor.GetUnit(creatureCaster, creatureCaster.GetTarget()));
+                {
+                    WorldObject target = Global.ObjAccessor.GetUnit(creatureCaster, creatureCaster.GetTarget());
+                    if (target != null)
+                        creatureCaster.SetInFront(target);
+                }
+            }
 
             SelectSpellTargets();