diff --git a/lib/middleware/parameter.js b/lib/middleware/parameter.js
index 8dd288c5f..044acd9f2 100644
--- a/lib/middleware/parameter.js
+++ b/lib/middleware/parameter.js
@@ -3,6 +3,10 @@ const he = require('he');
 module.exports = async (ctx, next) => {
     await next();
 
+    if (ctx.state.data && ctx.state.data.item.length === 0) {
+        throw Error('该路由目前获取内容为空，请检查源站情况或前往https://github.com/DIYgod/RSSHub/issues反馈该问题');
+    }
+
     // decode HTML entities
     if (ctx.state.data) {
         ctx.state.data.title && (ctx.state.data.title = he.decode(ctx.state.data.title + ''));