diff --git a/internal/push/push_to_client.go b/internal/push/push_to_client.go
index b40f19998..801718f49 100644
--- a/internal/push/push_to_client.go
+++ b/internal/push/push_to_client.go
@@ -71,7 +71,6 @@ func (p *Pusher) MsgToUser(ctx context.Context, userID string, msg *sdkws.MsgDat
 		return err
 	}
 	isOfflinePush := utils.GetSwitchFromOptions(msg.Options, constant.IsOfflinePush)
-	//log.NewInfo(operationID, "push_result", wsResults, "sendData", msg, "isOfflinePush", isOfflinePush)
 	log.ZDebug(ctx, "push_result", "ws push result", wsResults, "sendData", msg, "isOfflinePush", isOfflinePush, "push_to_userID", userID)
 	p.successCount++
 	if isOfflinePush && userID != msg.SendID {
diff --git a/pkg/common/db/controller/common_msg.go b/pkg/common/db/controller/common_msg.go
index 9195046fb..3abbae275 100644
--- a/pkg/common/db/controller/common_msg.go
+++ b/pkg/common/db/controller/common_msg.go
@@ -396,23 +396,23 @@ func (db *commonMsgDatabase) refetchDelSeqsMsgs(ctx context.Context, conversatio
 
 func (db *commonMsgDatabase) findMsgBySeq(ctx context.Context, docID string, seqs []int64) (seqMsgs []*sdkws.MsgData, unExistSeqs []int64, err error) {
 	beginSeq, endSeq := db.msg.GetSeqsBeginEnd(seqs)
-	log.ZDebug(ctx, "findMsgBySeq", "docID", docID, "seqs", seqs, "beginSeq", beginSeq, "endSeq", endSeq)
-	msgs, _, err := db.msgDocDatabase.GetMsgBySeqIndexIn1Doc(ctx, docID, beginSeq, endSeq)
+	msgs, err := db.msgDocDatabase.GetMsgBySeqIndexIn1Doc(ctx, docID, beginSeq, endSeq)
 	if err != nil {
 		return nil, nil, err
 	}
-	for _, seq := range seqs {
-		for i, msg := range msgs {
+	log.ZDebug(ctx, "findMsgBySeq", "docID", docID, "seqs", seqs, "beginSeq", beginSeq, "endSeq", endSeq, "len(msgs)", len(msgs))
+	seqMsgs = append(seqMsgs, msgs...)
+	for i, seq := range seqs {
+		for _, msg := range msgs {
 			if seq == msg.Seq {
-				seqMsgs = append(seqMsgs, msg)
-				continue
-			}
-			if i == len(msgs)-1 {
-				unExistSeqs = append(unExistSeqs, seq)
+				break
 			}
 		}
+		if i == len(seqs)-1 {
+			unExistSeqs = append(unExistSeqs, seq)
+		}
 	}
-	msgs, _, unExistSeqs, err = db.GetMsgAndIndexBySeqsInOneDoc(ctx, docID, seqs)
+	msgs, _, unExistSeqs, err = db.GetMsgAndIndexBySeqsInOneDoc(ctx, docID, unExistSeqs)
 	if err != nil {
 		return nil, nil, err
 	}
diff --git a/pkg/common/db/table/unrelation/msg.go b/pkg/common/db/table/unrelation/msg.go
index 431738b58..6e6916cb1 100644
--- a/pkg/common/db/table/unrelation/msg.go
+++ b/pkg/common/db/table/unrelation/msg.go
@@ -31,7 +31,7 @@ type MsgDocModelInterface interface {
 	Create(ctx context.Context, model *MsgDocModel) error
 	UpdateMsgStatusByIndexInOneDoc(ctx context.Context, docID string, msg *sdkws.MsgData, seqIndex int, status int32) error
 	FindOneByDocID(ctx context.Context, docID string) (*MsgDocModel, error)
-	GetMsgBySeqIndexIn1Doc(ctx context.Context, docID string, beginSeq, endSeq int64) ([]*sdkws.MsgData, []int64, error)
+	GetMsgBySeqIndexIn1Doc(ctx context.Context, docID string, beginSeq, endSeq int64) ([]*sdkws.MsgData, error)
 	GetNewestMsg(ctx context.Context, conversationID string) (*MsgInfoModel, error)
 	GetOldestMsg(ctx context.Context, conversationID string) (*MsgInfoModel, error)
 	Delete(ctx context.Context, docIDs []string) error
diff --git a/pkg/common/db/unrelation/msg.go b/pkg/common/db/unrelation/msg.go
index 63eff5b0d..b0ace47ae 100644
--- a/pkg/common/db/unrelation/msg.go
+++ b/pkg/common/db/unrelation/msg.go
@@ -134,7 +134,7 @@ func (m *MsgMongoDriver) UpdateOneDoc(ctx context.Context, msg *table.MsgDocMode
 	return err
 }
 
-func (m *MsgMongoDriver) GetMsgBySeqIndexIn1Doc(ctx context.Context, docID string, beginSeq, endSeq int64) (msgs []*sdkws.MsgData, seqs []int64, err error) {
+func (m *MsgMongoDriver) GetMsgBySeqIndexIn1Doc(ctx context.Context, docID string, beginSeq, endSeq int64) (msgs []*sdkws.MsgData, err error) {
 	beginIndex := m.msg.GetMsgIndex(beginSeq)
 	num := endSeq - beginSeq + 1
 	pipeline := bson.A{
@@ -151,7 +151,7 @@ func (m *MsgMongoDriver) GetMsgBySeqIndexIn1Doc(ctx context.Context, docID strin
 	}
 	cursor, err := m.MsgCollection.Aggregate(ctx, pipeline)
 	if err != nil {
-		return nil, nil, errs.Wrap(err)
+		return nil, errs.Wrap(err)
 	}
 	defer cursor.Close(ctx)
 	var doc table.MsgDocModel
@@ -159,28 +159,24 @@ func (m *MsgMongoDriver) GetMsgBySeqIndexIn1Doc(ctx context.Context, docID strin
 	for cursor.Next(ctx) {
 		err := cursor.Decode(&doc)
 		if err != nil {
-			return nil, nil, err
+			return nil, err
 		}
 		if i == 0 {
 			break
 		}
 	}
-	if len(doc.Msg) < 1 {
-		return nil, nil, errs.ErrRecordNotFound.Wrap("mongo GetMsgBySeqIndex failed, len is 0")
-	}
 	log.ZDebug(ctx, "msgInfos", "num", len(doc.Msg))
 	for _, v := range doc.Msg {
 		var msg sdkws.MsgData
 		if err := proto.Unmarshal(v.Msg, &msg); err != nil {
-			return nil, nil, err
+			return nil, err
 		}
 		if msg.Seq >= beginSeq && msg.Seq <= endSeq {
 			log.ZDebug(ctx, "find msg", "msg", &msg)
 			msgs = append(msgs, &msg)
-			seqs = append(seqs, msg.Seq)
 		} else {
 			log.ZWarn(ctx, "this msg is at wrong position", nil, "msg", &msg)
 		}
 	}
-	return msgs, seqs, nil
+	return msgs, nil
 }