diff --git a/src/game/ObjectMgr.cpp b/src/game/ObjectMgr.cpp
index 34cfa48c91..7aabe0f5f1 100644
--- a/src/game/ObjectMgr.cpp
+++ b/src/game/ObjectMgr.cpp
@@ -1022,6 +1022,13 @@ void ObjectMgr::LoadCreatures()
             data.curhealth = cInfo->minhealth;
         }
 
+        if(cInfo->flags_extra & CREATURE_FLAG_EXTRA_INSTANCE_BIND)
+        {
+            MapEntry const* map = sMapStore.LookupEntry(data.mapid);
+            if(!map || !map->IsDungeon())
+                sLog.outErrorDb("Table `creature` have creature (GUID: %u Entry: %u) with `creature_template`.`flags_extra` including CREATURE_FLAG_EXTRA_INSTANCE_BIND but creature are not in instance.",guid,data.id);
+        }
+
         if(data.curmana < cInfo->minmana)
         {
             sLog.outErrorDb("Table `creature` have creature (GUID: %u Entry: %u) with low current mana (%u), `creature_template`.`minmana`=%u.",guid,data.id,data.curmana, cInfo->minmana );
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 84addee51b..ac205e2161 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 "7340"
+ #define REVISION_NR "7341"
 #endif // __REVISION_NR_H__