diff --git a/src/game/SpellMgr.cpp b/src/game/SpellMgr.cpp
index 71ee53906..e81893551 100644
--- a/src/game/SpellMgr.cpp
+++ b/src/game/SpellMgr.cpp
@@ -747,7 +747,8 @@ bool IsPositiveEffect(SpellEntry const *spellproto, SpellEffectIndex effIndex)
                             {
                                 // if non-positive trigger cast targeted to positive target this main cast is non-positive
                                 // this will place this spell auras as debuffs
-                                if (IsPositiveTarget(spellTriggeredProto->EffectImplicitTargetA[i], spellTriggeredProto->EffectImplicitTargetB[i]) &&
+                                if (spellTriggeredProto->Effect[i] &&
+                                    IsPositiveTarget(spellTriggeredProto->EffectImplicitTargetA[i], spellTriggeredProto->EffectImplicitTargetB[i]) &&
                                     !IsPositiveEffect(spellTriggeredProto, SpellEffectIndex(i)))
                                     return false;
                             }
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 0a315f7f7..1c3c26f8d 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "11580"
+ #define REVISION_NR "11581"
 #endif // __REVISION_NR_H__