Core/Spells: Fix a crash in OnDummyEffect.

Fixes #2245

1 files changed, 1 insertions, 1 deletions

diff --git a/src/server/game/Spells/Auras/SpellAuraEffects.cpp b/src/server/game/Spells/Auras/SpellAuraEffects.cpp
index 76fd348018e..b1282d20d59 100755
--- a/src/server/game/Spells/Auras/SpellAuraEffects.cpp
+++ b/src/server/game/Spells/Auras/SpellAuraEffects.cpp
@@ -6093,7 +6093,7 @@ void AuraEffect::HandlePeriodicTriggerSpellAuraTick(Unit* target, Unit* caster)
     else
     {
         Creature* c = target->ToCreature();
-        if (!c || !sScriptMgr->OnDummyEffect(caster, GetId(), SpellEffIndex(GetEffIndex()), target->ToCreature()) ||
+        if (!c || !caster || !sScriptMgr->OnDummyEffect(caster, GetId(), SpellEffIndex(GetEffIndex()), target->ToCreature()) ||
             !c->AI()->sOnDummyEffect(caster, GetId(), SpellEffIndex(GetEffIndex())))
             sLog->outDebug(LOG_FILTER_SPELLS_AURAS, "AuraEffect::HandlePeriodicTriggerSpellAuraTick: Spell %u has non-existent spell %u in EffectTriggered[%d] and is therefor not triggered.", GetId(), triggerSpellId, GetEffIndex());
     }