diff --git a/cmd/ddshop/app/app.go b/cmd/ddshop/app/app.go
index c39a3a8..9aa8c26 100644
--- a/cmd/ddshop/app/app.go
+++ b/cmd/ddshop/app/app.go
@@ -91,9 +91,18 @@ func NewRootCommand() *cobra.Command {
 			}()
 
 			select {
-			case err := <-errCh:
+			case resultErr := <-errCh:
 				cancelFunc()
-				return err
+				go func() {
+					if opt.BarkKey == "" {
+						return
+					}
+					ins := notice.NewBark(opt.BarkKey)
+					if err := ins.Send("抢菜异常", resultErr.Error()); err != nil {
+						logrus.Warningf("Bark消息通知失败: %v", err)
+					}
+				}()
+				return resultErr
 			case <-successCh:
 				cancelFunc()
 				core.LoopRun(10, func() {
@@ -122,9 +131,10 @@ func NewRootCommand() *cobra.Command {
 
 	cookieEnv := os.Getenv("DDSHOP_COOKIE")
 	barkKeyEnv := os.Getenv("DDSHOP_BARKKEY")
+	payTypeEnv := os.Getenv("DDSHOP_PAYTYPE")
 	cmd.Flags().StringVar(&opt.Cookie, "cookie", cookieEnv, "设置用户个人cookie")
 	cmd.Flags().StringVar(&opt.BarkKey, "bark-key", barkKeyEnv, "设置bark的通知key")
-	cmd.Flags().StringVar(&opt.PayType, "pay-type", "", "设置支付方式，支付宝、微信、alipay、wechat")
+	cmd.Flags().StringVar(&opt.PayType, "pay-type", payTypeEnv, "设置支付方式，支付宝、微信、alipay、wechat")
 	cmd.Flags().Int64Var(&opt.Interval, "interval", 500, "设置请求间隔时间(ms)，默认为100")
 	return cmd
 }
diff --git a/core/session.go b/core/session.go
index ff78490..f24cca5 100644
--- a/core/session.go
+++ b/core/session.go
@@ -95,6 +95,10 @@ func (s *Session) Clone() *Session {
 }
 
 func (s *Session) execute(ctx context.Context, request *resty.Request, method, url string) (*resty.Response, error) {
+	return s.executeRetry(ctx, request, method, url, 1)
+}
+
+func (s *Session) executeRetry(ctx context.Context, request *resty.Request, method, url string, frequency int) (*resty.Response, error) {
 	if ctx != nil {
 		request.SetContext(ctx)
 	}
@@ -113,12 +117,18 @@ func (s *Session) execute(ctx context.Context, request *resty.Request, method, u
 		return resp, nil
 	case -3000, -3001:
 		logrus.Warningf("当前人多拥挤(%v): %s", code, resp.String())
+	case -3100:
+		logrus.Warningf("当前页面拥挤(%v): %s", code, resp.String())
+		logrus.Warningf("将在 %dms 后重试", s.interval)
+		time.Sleep(time.Duration(s.interval) * time.Millisecond)
 	default:
-		return nil, fmt.Errorf("无法识别的状态码: %v", resp.String())
+		if frequency > 15 {
+			return nil, fmt.Errorf("无法识别的状态码: %v", resp.String())
+		}
+		logrus.Warningf("尝试次数: %d, 无法识别的状态码: %v", frequency, resp.String())
 	}
-	logrus.Warningf("将在 %dms 后重试", s.interval)
-	time.Sleep(time.Duration(s.interval) * time.Millisecond)
-	return s.execute(nil, request, method, url)
+	frequency++
+	return s.executeRetry(nil, request, method, url, frequency)
 }
 
 func (s *Session) buildHeader() http.Header {