Knockback + damage vs immunes hackfix

gistfile1.diff

diff --git a/src/server/game/Entities/Unit/Unit.cpp b/src/server/game/Entities/Unit/Unit.cpp
index cc23879..774fe02 100755
--- a/src/server/game/Entities/Unit/Unit.cpp
+++ b/src/server/game/Entities/Unit/Unit.cpp
@@ -11597,7 +11597,7 @@ bool Unit::IsImmunedToSpell(SpellInfo const* spellInfo)
     {
         // State/effect immunities applied by aura expect full spell immunity
         // Ignore effects with mechanic, they are supposed to be checked separately
-        if (!spellInfo->Effects[i].Mechanic)
+        if (!spellInfo->Effects[i].Mechanic && spellInfo->Effects[i].Effect != SPELL_EFFECT_KNOCK_BACK && spellInfo->Effects[i].Effect != SPELL_EFFECT_KNOCK_BACK_DEST)
             if (IsImmunedToSpellEffect(spellInfo, i))
                 return true;
     }