fix

netflix-web/src/main/java/com/cyksj/web/controller/goods/GoodsDonController.java

@@ -318,7 +318,7 @@ public class GoodsDonController {
         String key = RedisService.key.YH_HOME_PAGHE_CACHE.getName() + "recommend:" + id;
         Object value = redisService.get(key);
         Long userId = null;
-        if (isLogin) {
+        if (isLogin != null && isLogin) {
             userId = StpUserUtil.getLoginIdAsLong();
         }
         final Long fUid = userId;