diff --git a/api/panel/user.go b/api/panel/user.go
index edf92284..3bbb4240 100644
--- a/api/panel/user.go
+++ b/api/panel/user.go
@@ -34,24 +34,24 @@ func (c *Client) GetUserList() ([]UserInfo, error) {
 		SetHeader("If-None-Match", c.userEtag).
 		ForceContentType("application/json").
 		Get(path)
-	if err = c.checkResponse(r, path, err); err != nil {
-		return nil, err
-	}
-	if r != nil {
-		defer r.RawResponse.Body.Close()
-	} else {
-		return nil, fmt.Errorf("received nil response")
+	if r == nil || r.RawResponse == nil {
+		return nil, fmt.Errorf("received nil response or raw response")
 	}
+	defer r.RawResponse.Body.Close()
 
 	if r.StatusCode() == 304 {
 		return nil, nil
-	} else {
-		if err := json.Unmarshal(r.Body(), c.UserList); err != nil {
-			return nil, fmt.Errorf("unmarshal user list error: %w", err)
-		}
-		c.userEtag = r.Header().Get("ETag")
 	}
-	return c.UserList.Users, nil
+
+	if err = c.checkResponse(r, path, err); err != nil {
+		return nil, err
+	}
+	userlist := &UserListBody{}
+	if err := json.Unmarshal(r.Body(), userlist); err != nil {
+		return nil, fmt.Errorf("unmarshal user list error: %w", err)
+	}
+	c.userEtag = r.Header().Get("ETag")
+	return userlist.Users, nil
 }
 
 // GetUserAlive will fetch the alive_ip count for users
@@ -60,14 +60,15 @@ func (c *Client) GetUserAlive() (map[int]int, error) {
 	r, err := c.client.R().
 		ForceContentType("application/json").
 		Get(path)
-	if err != nil || r.StatusCode() >= 399 {
-		return make(map[int]int), nil
+	if r == nil || r.RawResponse == nil {
+		return nil, fmt.Errorf("received nil response or raw response")
 	}
+	defer r.RawResponse.Body.Close()
 
-	if r != nil {
-		defer r.RawResponse.Body.Close()
-	} else {
-		return nil, fmt.Errorf("received nil response")
+	c.AliveMap = &AliveMap{}
+	if err != nil || r.StatusCode() >= 399 {
+		c.AliveMap.Alive = make(map[int]int)
+		return c.AliveMap.Alive, nil
 	}
 
 	if err := json.Unmarshal(r.Body(), c.AliveMap); err != nil {
diff --git a/core/xray/inbound.go b/core/xray/inbound.go
index 18d8492c..d5b3e1cb 100644
--- a/core/xray/inbound.go
+++ b/core/xray/inbound.go
@@ -213,11 +213,6 @@ func buildV2ray(config *conf.Options, nodeInfo *panel.NodeInfo, inbound *coreCon
 		if err != nil {
 			return fmt.Errorf("unmarshal grpc settings error: %s", err)
 		}
-	case "quic":
-		err := json.Unmarshal(v.NetworkSettings, &inbound.StreamSetting.QUICSettings)
-		if err != nil {
-			return fmt.Errorf("unmarshal grpc settings error: %s", err)
-		}
 	case "httpupgrade":
 		err := json.Unmarshal(v.NetworkSettings, &inbound.StreamSetting.HTTPUPGRADESettings)
 		if err != nil {
diff --git a/limiter/limiter.go b/limiter/limiter.go
index 6f59822b..39aa3db9 100644
--- a/limiter/limiter.go
+++ b/limiter/limiter.go
@@ -104,7 +104,9 @@ func DeleteLimiter(tag string) {
 func (l *Limiter) UpdateUser(tag string, added []panel.UserInfo, deleted []panel.UserInfo) {
 	for i := range deleted {
 		l.UserLimitInfo.Delete(format.UserTag(tag, deleted[i].Uuid))
+		l.UserOnlineIP.Delete(format.UserTag(tag, deleted[i].Uuid))
 		delete(l.UUIDtoUID, deleted[i].Uuid)
+		delete(l.AliveList, deleted[i].Id)
 	}
 	for i := range added {
 		userLimit := &UserLimitInfo{