From ab6bd1e71fb31fa9d3035d656d83e697649104b6 Mon Sep 17 00:00:00 2001
From: hondacrx <prelude_20032002@yahoo.com>
Date: Sun, 8 Aug 2021 14:47:17 -0400
Subject: [PATCH] Core/Units: Fixed crash in Unit::CalcArmorReducedDamage when
 called from periodic aura tick if caster is no longer in world

Port From (https://github.com/TrinityCore/TrinityCore/commit/9067eb22ced9fdceb36f344b63af0edae1f4142a)
---
 Source/Game/Entities/Unit/Unit.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Source/Game/Entities/Unit/Unit.cs b/Source/Game/Entities/Unit/Unit.cs
index 634c3ce51..b891ed832 100644
--- a/Source/Game/Entities/Unit/Unit.cs
+++ b/Source/Game/Entities/Unit/Unit.cs
@@ -3797,11 +3797,15 @@ namespace Game.Entities
             if (MathFunctions.fuzzyLe(armor, 0.0f))
                 return damage;
 
+            Class attackerClass = Class.Warrior;
             if (attacker != null)
+            {
                 attackerLevel = attacker.GetLevelForTarget(victim);
+                attackerClass = attacker.GetClass();
+            }
 
             // Expansion and ContentTuningID necessary? Does Player get a ContentTuningID too ?
-            float armorConstant = Global.DB2Mgr.EvaluateExpectedStat(ExpectedStatType.ArmorConstant, attackerLevel, -2, 0, attacker.GetClass());
+            float armorConstant = Global.DB2Mgr.EvaluateExpectedStat(ExpectedStatType.ArmorConstant, attackerLevel, -2, 0, attackerClass);
             if ((armor + armorConstant) == 0)
                 return damage;