diff --git a/server/gameserver/pvedata.cc b/server/gameserver/pvedata.cc
index 47bc5039..d6b3291c 100644
--- a/server/gameserver/pvedata.cc
+++ b/server/gameserver/pvedata.cc
@@ -4,5 +4,9 @@
 
 void PveData::AddDamageInfo(int sender_id, int receiver_id, float dmg)
 {
-
+    auto itr = damage_hash_.find(receiver_id);
+    if (itr == damage_hash_.end()) {
+        damage_hash_[receiver_id] = std::map<int, float>();
+    }
+    itr = damage_hash_.find(receiver_id);
 }