diff --git a/internal/rpc/group/convert.go b/internal/rpc/group/convert.go
index 3f23346c2..849a8b72a 100644
--- a/internal/rpc/group/convert.go
+++ b/internal/rpc/group/convert.go
@@ -5,7 +5,7 @@ import (
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/proto/sdkws"
 )
 
-func (g *groupServer) groupDB2PB(group *relation.GroupModel, ownerUserID string, memberCount uint32) *sdkws.GroupInfo {
+func (s *groupServer) groupDB2PB(group *relation.GroupModel, ownerUserID string, memberCount uint32) *sdkws.GroupInfo {
 	return &sdkws.GroupInfo{
 		GroupID:                group.GroupID,
 		GroupName:              group.GroupName,
@@ -27,7 +27,7 @@ func (g *groupServer) groupDB2PB(group *relation.GroupModel, ownerUserID string,
 	}
 }
 
-func (g *groupServer) groupMemberDB2PB(member *relation.GroupMemberModel, appMangerLevel int32) *sdkws.GroupMemberFullInfo {
+func (s *groupServer) groupMemberDB2PB(member *relation.GroupMemberModel, appMangerLevel int32) *sdkws.GroupMemberFullInfo {
 	return &sdkws.GroupMemberFullInfo{
 		GroupID:        member.GroupID,
 		UserID:         member.UserID,
diff --git a/internal/rpc/group/group.go b/internal/rpc/group/group.go
index aa581b508..1a61fb041 100644
--- a/internal/rpc/group/group.go
+++ b/internal/rpc/group/group.go
@@ -153,6 +153,9 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 	if err != nil {
 		return nil, err
 	}
+	if len(userMap) != len(userIDs) {
+		return nil, errs.ErrUserIDNotFound.Wrap("user not found")
+	}
 	if err := CallbackBeforeCreateGroup(ctx, req); err != nil && err != errs.ErrCallbackContinue {
 		return nil, err
 	}
@@ -216,9 +219,8 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 			GroupOwnerUser: s.groupMemberDB2PB(groupMembers[0], userMap[groupMembers[0].UserID].AppMangerLevel),
 		}
 		for _, member := range groupMembers {
+			member.Nickname = userMap[member.UserID].Nickname
 			tips.MemberList = append(tips.MemberList, s.groupMemberDB2PB(member, userMap[member.UserID].AppMangerLevel))
-		}
-		for _, member := range groupMembers {
 			if member.UserID == opUserID {
 				tips.OpUser = s.groupMemberDB2PB(member, userMap[member.UserID].AppMangerLevel)
 				break
@@ -229,10 +231,32 @@ func (s *groupServer) CreateGroup(ctx context.Context, req *pbGroup.CreateGroupR
 		}
 		s.Notification.GroupCreatedNotification(ctx, tips)
 	}
-
 	return resp, nil
 }
 
+func (s *groupServer) FindGroupMember(ctx context.Context, groupIDs []string, userIDs []string, roleLevels []int32) ([]*relationTb.GroupMemberModel, error) {
+	members, err := s.GroupDatabase.FindGroupMember(ctx, groupIDs, userIDs, roleLevels)
+	if err != nil {
+		return nil, err
+	}
+	emptyUserIDs := make(map[string]int)
+	for i, member := range members {
+		if member.Nickname == "" {
+			emptyUserIDs[member.UserID] = i
+		}
+	}
+	if len(emptyUserIDs) > 0 {
+		users, err := s.User.GetPublicUserInfos(ctx, utils.Keys(emptyUserIDs), true)
+		if err != nil {
+			return nil, err
+		}
+		for _, user := range users {
+			members[emptyUserIDs[user.UserID]].Nickname = user.Nickname
+		}
+	}
+	return members, nil
+}
+
 func (s *groupServer) GetJoinedGroupList(ctx context.Context, req *pbGroup.GetJoinedGroupListReq) (*pbGroup.GetJoinedGroupListResp, error) {
 	resp := &pbGroup.GetJoinedGroupListResp{}
 	if err := tokenverify.CheckAccessV3(ctx, req.FromUserID); err != nil {
@@ -263,7 +287,7 @@ func (s *groupServer) GetJoinedGroupList(ctx context.Context, req *pbGroup.GetJo
 	if err != nil {
 		return nil, err
 	}
-	owners, err := s.GroupDatabase.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
+	owners, err := s.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
 	if err != nil {
 		return nil, err
 	}
@@ -300,7 +324,7 @@ func (s *groupServer) InviteUserToGroup(ctx context.Context, req *pbGroup.Invite
 	if group.NeedVerification == constant.AllNeedVerification {
 		if !tokenverify.IsAppManagerUid(ctx) {
 			opUserID := mcontext.GetOpUserID(ctx)
-			groupMembers, err := s.GroupDatabase.FindGroupMember(ctx, []string{req.GroupID}, []string{opUserID}, nil)
+			groupMembers, err := s.FindGroupMember(ctx, []string{req.GroupID}, []string{opUserID}, nil)
 			if err != nil {
 				return nil, err
 			}
@@ -383,7 +407,7 @@ func (s *groupServer) GetGroupAllMember(ctx context.Context, req *pbGroup.GetGro
 	if group.GroupType == constant.SuperGroup {
 		return nil, errs.ErrArgs.Wrap("unsupported super group")
 	}
-	members, err := s.GroupDatabase.FindGroupMember(ctx, []string{req.GroupID}, nil, nil)
+	members, err := s.FindGroupMember(ctx, []string{req.GroupID}, nil, nil)
 	if err != nil {
 		return nil, err
 	}
@@ -455,7 +479,7 @@ func (s *groupServer) KickGroupMember(ctx context.Context, req *pbGroup.KickGrou
 			}
 		}()
 	} else {
-		members, err := s.GroupDatabase.FindGroupMember(ctx, []string{req.GroupID}, append(req.KickedUserIDs, opUserID), nil)
+		members, err := s.FindGroupMember(ctx, []string{req.GroupID}, append(req.KickedUserIDs, opUserID), nil)
 		if err != nil {
 			return nil, err
 		}
@@ -495,7 +519,7 @@ func (s *groupServer) KickGroupMember(ctx context.Context, req *pbGroup.KickGrou
 		if err != nil {
 			return nil, err
 		}
-		owner, err := s.GroupDatabase.FindGroupMember(ctx, []string{req.GroupID}, nil, []int32{constant.GroupOwner})
+		owner, err := s.FindGroupMember(ctx, []string{req.GroupID}, nil, []int32{constant.GroupOwner})
 		if err != nil {
 			return nil, err
 		}
@@ -554,7 +578,7 @@ func (s *groupServer) GetGroupMembersInfo(ctx context.Context, req *pbGroup.GetG
 	if req.GroupID == "" {
 		return nil, errs.ErrArgs.Wrap("groupID empty")
 	}
-	members, err := s.GroupDatabase.FindGroupMember(ctx, []string{req.GroupID}, req.UserIDs, nil)
+	members, err := s.FindGroupMember(ctx, []string{req.GroupID}, req.UserIDs, nil)
 	if err != nil {
 		return nil, err
 	}
@@ -614,7 +638,7 @@ func (s *groupServer) GetGroupApplicationList(ctx context.Context, req *pbGroup.
 	if err != nil {
 		return nil, err
 	}
-	owners, err := s.GroupDatabase.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
+	owners, err := s.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
 	if err != nil {
 		return nil, err
 	}
@@ -640,7 +664,7 @@ func (s *groupServer) GetGroupsInfo(ctx context.Context, req *pbGroup.GetGroupsI
 	if err != nil {
 		return nil, err
 	}
-	owners, err := s.GroupDatabase.FindGroupMember(ctx, req.GroupIDs, nil, []int32{constant.GroupOwner})
+	owners, err := s.FindGroupMember(ctx, req.GroupIDs, nil, []int32{constant.GroupOwner})
 	if err != nil {
 		return nil, err
 	}
@@ -913,7 +937,7 @@ func (s *groupServer) TransferGroupOwner(ctx context.Context, req *pbGroup.Trans
 	if req.OldOwnerUserID == req.NewOwnerUserID {
 		return nil, errs.ErrArgs.Wrap("OldOwnerUserID == NewOwnerUserID")
 	}
-	members, err := s.GroupDatabase.FindGroupMember(ctx, []string{req.GroupID}, []string{req.OldOwnerUserID, req.NewOwnerUserID}, nil)
+	members, err := s.FindGroupMember(ctx, []string{req.GroupID}, []string{req.OldOwnerUserID, req.NewOwnerUserID}, nil)
 	if err != nil {
 		return nil, err
 	}
@@ -959,7 +983,7 @@ func (s *groupServer) GetGroups(ctx context.Context, req *pbGroup.GetGroupsReq)
 	groupIDs := utils.Slice(groups, func(e *relationTb.GroupModel) string {
 		return e.GroupID
 	})
-	ownerMembers, err := s.GroupDatabase.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
+	ownerMembers, err := s.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
 	if err != nil {
 		return nil, err
 	}
@@ -1034,7 +1058,7 @@ func (s *groupServer) GetUserReqApplicationList(ctx context.Context, req *pbGrou
 	if ids := utils.Single(groupIDs, utils.Keys(groupMap)); len(ids) > 0 {
 		return nil, errs.ErrGroupIDNotFound.Wrap(strings.Join(ids, ","))
 	}
-	owners, err := s.GroupDatabase.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
+	owners, err := s.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
 	if err != nil {
 		return nil, err
 	}
@@ -1192,7 +1216,7 @@ func (s *groupServer) SetGroupMemberInfo(ctx context.Context, req *pbGroup.SetGr
 	}
 	groupIDs := utils.Keys(groupIDMap)
 	userIDs := utils.Keys(userIDMap)
-	members, err := s.GroupDatabase.FindGroupMember(ctx, groupIDs, append(userIDs, mcontext.GetOpUserID(ctx)), nil)
+	members, err := s.FindGroupMember(ctx, groupIDs, append(userIDs, mcontext.GetOpUserID(ctx)), nil)
 	if err != nil {
 		return nil, err
 	}
@@ -1324,7 +1348,7 @@ func (s *groupServer) GetUserInGroupMembers(ctx context.Context, req *pbGroup.Ge
 	if len(req.GroupIDs) == 0 {
 		return nil, errs.ErrArgs.Wrap("groupIDs empty")
 	}
-	members, err := s.GroupDatabase.FindGroupMember(ctx, []string{req.UserID}, req.GroupIDs, nil)
+	members, err := s.FindGroupMember(ctx, []string{req.UserID}, req.GroupIDs, nil)
 	if err != nil {
 		return nil, err
 	}
@@ -1357,7 +1381,7 @@ func (s *groupServer) GetGroupMemberRoleLevel(ctx context.Context, req *pbGroup.
 	if len(req.RoleLevels) == 0 {
 		return nil, errs.ErrArgs.Wrap("RoleLevels empty")
 	}
-	members, err := s.GroupDatabase.FindGroupMember(ctx, []string{req.GroupID}, nil, req.RoleLevels)
+	members, err := s.FindGroupMember(ctx, []string{req.GroupID}, nil, req.RoleLevels)
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/rpc/group/super_group.go b/internal/rpc/group/super_group.go
index 000f97fe2..8d8937db4 100644
--- a/internal/rpc/group/super_group.go
+++ b/internal/rpc/group/super_group.go
@@ -24,7 +24,7 @@ func (s *groupServer) GetJoinedSuperGroupList(ctx context.Context, req *pbGroup.
 	if len(groupIDs) == 0 {
 		return resp, nil
 	}
-	owners, err := s.GroupDatabase.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
+	owners, err := s.FindGroupMember(ctx, groupIDs, nil, []int32{constant.GroupOwner})
 	if err != nil {
 		return nil, err
 	}
@@ -73,7 +73,7 @@ func (s *groupServer) GetSuperGroupsInfo(ctx context.Context, req *pbGroup.GetSu
 	superGroupMemberMap := utils.SliceToMapAny(superGroupMembers, func(e *unrelation.SuperGroupModel) (string, []string) {
 		return e.GroupID, e.MemberIDs
 	})
-	owners, err := s.GroupDatabase.FindGroupMember(ctx, req.GroupIDs, nil, []int32{constant.GroupOwner})
+	owners, err := s.FindGroupMember(ctx, req.GroupIDs, nil, []int32{constant.GroupOwner})
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/rpc/msg/revoke.go b/internal/rpc/msg/revoke.go
index 111ac074a..b6b0daf9d 100644
--- a/internal/rpc/msg/revoke.go
+++ b/internal/rpc/msg/revoke.go
@@ -40,9 +40,6 @@ func (m *msgServer) RevokeMsg(ctx context.Context, req *msg.RevokeMsgReq) (*msg.
 	if len(msgs) == 0 || msgs[0] == nil {
 		return nil, errs.ErrRecordNotFound.Wrap("msg not found")
 	}
-	if msgs[0].SendID == "" || msgs[0].RecvID == "" {
-		return nil, errs.ErrRecordNotFound.Wrap("sendID or recvID is empty")
-	}
 	// todo: 判断是否已经撤回
 	data, _ := json.Marshal(msgs[0])
 	log.ZInfo(ctx, "GetMsgBySeqs", "conversationID", req.ConversationID, "seq", req.Seq, "msg", string(data))
diff --git a/pkg/errs/coderr.go b/pkg/errs/coderr.go
index 445ee0ddd..b8371bd5b 100644
--- a/pkg/errs/coderr.go
+++ b/pkg/errs/coderr.go
@@ -82,7 +82,7 @@ func (e *codeError) Is(err error, loose ...bool) bool {
 }
 
 func (e *codeError) Error() string {
-	return fmt.Sprintf("[%d]%s", e.code, e.msg)
+	return fmt.Sprintf("%s", e.msg)
 }
 
 func Unwrap(err error) error {