diff --git a/internal/rpc/group/fill.go b/internal/rpc/group/fill.go
index 0e3abff43..4302e3bf0 100644
--- a/internal/rpc/group/fill.go
+++ b/internal/rpc/group/fill.go
@@ -77,3 +77,35 @@ func (s *groupServer) TakeGroupOwner(ctx context.Context, groupID string) (*rela
 	}
 	return owner, nil
 }
+
+func (s *groupServer) PageGetGroupMember(ctx context.Context, groupID string, pageNumber, showNumber int32) (uint32, []*relationTb.GroupMemberModel, error) {
+	total, members, err := s.GroupDatabase.PageGetGroupMember(ctx, groupID, pageNumber, showNumber)
+	if err != nil {
+		return 0, nil, err
+	}
+	emptyUserIDs := make(map[string]struct{})
+	for _, member := range members {
+		if member.Nickname == "" || member.FaceURL == "" {
+			emptyUserIDs[member.UserID] = struct{}{}
+		}
+	}
+	if len(emptyUserIDs) > 0 {
+		users, err := s.User.GetPublicUserInfoMap(ctx, utils.Keys(emptyUserIDs), true)
+		if err != nil {
+			return 0, nil, err
+		}
+		for i, member := range members {
+			user, ok := users[member.UserID]
+			if !ok {
+				continue
+			}
+			if member.Nickname == "" {
+				members[i].Nickname = user.Nickname
+			}
+			if member.FaceURL == "" {
+				members[i].FaceURL = user.FaceURL
+			}
+		}
+	}
+	return total, members, nil
+}
diff --git a/internal/rpc/group/group.go b/internal/rpc/group/group.go
index 2fb35c0b3..d1a4dc1e4 100644
--- a/internal/rpc/group/group.go
+++ b/internal/rpc/group/group.go
@@ -410,25 +410,13 @@ func (s *groupServer) GetGroupAllMember(ctx context.Context, req *pbGroup.GetGro
 
 func (s *groupServer) GetGroupMemberList(ctx context.Context, req *pbGroup.GetGroupMemberListReq) (*pbGroup.GetGroupMemberListResp, error) {
 	resp := &pbGroup.GetGroupMemberListResp{}
-	total, members, err := s.GroupDatabase.PageGetGroupMember(ctx, req.GroupID, req.Pagination.PageNumber, req.Pagination.ShowNumber)
+	total, members, err := s.PageGetGroupMember(ctx, req.GroupID, req.Pagination.PageNumber, req.Pagination.ShowNumber)
 	log.ZDebug(ctx, "GetGroupMemberList", "total", total, "members", members, "length", len(members))
 	if err != nil {
 		return nil, err
 	}
 	resp.Total = total
-	nameMap, err := s.GetUsernameMap(ctx, utils.Filter(members, func(e *relationTb.GroupMemberModel) (string, bool) {
-		return e.UserID, e.Nickname == ""
-	}), true)
-	if err != nil {
-		return nil, err
-	}
-	log.ZDebug(ctx, "GetGroupMemberList", "nameMap", nameMap)
-	resp.Members = utils.Slice(members, func(e *relationTb.GroupMemberModel) *sdkws.GroupMemberFullInfo {
-		if e.Nickname == "" {
-			e.Nickname = nameMap[e.UserID]
-		}
-		return convert.Db2PbGroupMember(e)
-	})
+	resp.Members = utils.Batch(convert.Db2PbGroupMember, members)
 	log.ZDebug(ctx, "GetGroupMemberList", "resp", resp, "length", len(resp.Members))
 	return resp, nil
 }
diff --git a/internal/rpc/msg/as_read.go b/internal/rpc/msg/as_read.go
index 8bca14c7f..07a2e6592 100644
--- a/internal/rpc/msg/as_read.go
+++ b/internal/rpc/msg/as_read.go
@@ -64,7 +64,7 @@ func (m *msgServer) MarkMsgsAsRead(ctx context.Context, req *msg.MarkMsgsAsReadR
 	if hasReadSeq > maxSeq {
 		return nil, errs.ErrArgs.Wrap("hasReadSeq must not be bigger than maxSeq")
 	}
-	conversations, err := m.Conversation.GetConversationsByConversationID(ctx, []string{req.ConversationID})
+	conversation, err := m.Conversation.GetConversation(ctx, req.UserID, req.ConversationID)
 	if err != nil {
 		return
 	}
@@ -81,19 +81,19 @@ func (m *msgServer) MarkMsgsAsRead(ctx context.Context, req *msg.MarkMsgsAsReadR
 			return
 		}
 	}
-	if err = m.sendMarkAsReadNotification(ctx, req.ConversationID, conversations[0].ConversationType, req.UserID, m.conversationAndGetRecvID(conversations[0], req.UserID), req.Seqs, hasReadSeq); err != nil {
+	if err = m.sendMarkAsReadNotification(ctx, req.ConversationID, conversation.ConversationType, req.UserID, m.conversationAndGetRecvID(conversation, req.UserID), req.Seqs, hasReadSeq); err != nil {
 		return
 	}
 	return &msg.MarkMsgsAsReadResp{}, nil
 }
 
 func (m *msgServer) MarkConversationAsRead(ctx context.Context, req *msg.MarkConversationAsReadReq) (resp *msg.MarkConversationAsReadResp, err error) {
-	conversations, err := m.Conversation.GetConversationsByConversationID(ctx, []string{req.ConversationID})
+	conversation, err := m.Conversation.GetConversation(ctx, req.UserID, req.ConversationID)
 	if err != nil {
 		return
 	}
 	hasReadSeq, err := m.MsgDatabase.GetHasReadSeq(ctx, req.UserID, req.ConversationID)
-	if err != nil && errors.Unwrap(err) != redis.Nil {
+	if err != nil && errs.Unwrap(err) != redis.Nil {
 		return
 	}
 	log.ZDebug(ctx, "MarkConversationAsRead", "hasReadSeq", hasReadSeq, "req.HasReadSeq", req.HasReadSeq)
@@ -114,7 +114,7 @@ func (m *msgServer) MarkConversationAsRead(ctx context.Context, req *msg.MarkCon
 		}
 		hasReadSeq = req.HasReadSeq
 	}
-	if err = m.sendMarkAsReadNotification(ctx, req.ConversationID, conversations[0].ConversationType, req.UserID, m.conversationAndGetRecvID(conversations[0], req.UserID), seqs, hasReadSeq); err != nil {
+	if err = m.sendMarkAsReadNotification(ctx, req.ConversationID, conversation.ConversationType, req.UserID, m.conversationAndGetRecvID(conversation, req.UserID), seqs, hasReadSeq); err != nil {
 		return
 	}
 	return &msg.MarkConversationAsReadResp{}, nil
diff --git a/internal/rpc/msg/verify.go b/internal/rpc/msg/verify.go
index 6e0b2153c..f6903f9f9 100644
--- a/internal/rpc/msg/verify.go
+++ b/internal/rpc/msg/verify.go
@@ -89,6 +89,9 @@ func (m *msgServer) messageVerification(ctx context.Context, data *msg.SendMsgRe
 
 		groupMemberInfo, err := m.Group.GetGroupMemberCache(ctx, data.MsgData.GroupID, data.MsgData.SendID)
 		if err != nil {
+			if err == errs.ErrRecordNotFound {
+				return errs.ErrNotInGroupYet.Wrap(err.Error())
+			}
 			return err
 		}
 		if groupMemberInfo.RoleLevel == constant.GroupOwner {
diff --git a/pkg/common/db/cache/conversation.go b/pkg/common/db/cache/conversation.go
index da5af8094..64ae93598 100644
--- a/pkg/common/db/cache/conversation.go
+++ b/pkg/common/db/cache/conversation.go
@@ -57,6 +57,9 @@ type ConversationCache interface {
 
 	GetUserAllHasReadSeqs(ctx context.Context, ownerUserID string) (map[string]int64, error)
 	DelUserAllHasReadSeqs(ownerUserID string, conversationIDs ...string) ConversationCache
+
+	GetConversationsByConversationID(ctx context.Context, conversationIDs []string) ([]*relationTb.ConversationModel, error)
+	DelConversationByConversationID(conversationIDs ...string) ConversationCache
 }
 
 func NewConversationRedis(rdb redis.UniversalClient, opts rockscache.Options, db relationTb.ConversationModelInterface) ConversationCache {
@@ -280,3 +283,11 @@ func (c *ConversationRedisCache) DelUserAllHasReadSeqs(ownerUserID string, conve
 	}
 	return cache
 }
+
+func (c *ConversationRedisCache) GetConversationsByConversationID(ctx context.Context, conversationIDs []string) ([]*relationTb.ConversationModel, error) {
+	panic("implement me")
+}
+
+func (c *ConversationRedisCache) DelConversationByConversationID(conversationIDs ...string) ConversationCache {
+	panic("implement me")
+}