diff --git a/Sources/Engine/Entities/Entity.h b/Sources/Engine/Entities/Entity.h
index 6d0d725..d1d05c8 100644
--- a/Sources/Engine/Entities/Entity.h
+++ b/Sources/Engine/Entities/Entity.h
@@ -681,19 +681,19 @@ inline CEntity& CEntityPointer::operator*(void) const { return *ep_pen; }
 /////////////////////////////////////////////////////////////////////
 // Reference counting functions
 inline void CEntity::AddReference(void) { 
-  //if (this!=NULL) {
+  if (this!=NULL) {
     ASSERT(en_ctReferences>=0);
     en_ctReferences++; 
-  //}
+  }
 };
 inline void CEntity::RemReference(void) { 
-  //if (this!=NULL) {
+  if (this!=NULL) {
     ASSERT(en_ctReferences>0);
     en_ctReferences--;
     if(en_ctReferences==0) {
       delete this;
     }
-  //}
+  }
 };
 
 /*