diff --git a/src/main/resources/templates/error/500.html b/src/main/resources/templates/error/500.html
index 8e2bbea..1b15fd3 100755
--- a/src/main/resources/templates/error/500.html
+++ b/src/main/resources/templates/error/500.html
@@ -17,6 +17,7 @@
     <div class="layui-text">
       <p>服务器出错了</p>
       <p>[[${errorMsg}]]</p>
+      <p style="display: none">[[${cobillno}]]</p>
       <h1>
         <span class="layui-anim layui-anim-loop layui-anim-">5</span>
         <span class="layui-anim layui-anim-loop layui-anim-rotate">0</span>