From db356a09031bb049829a540748d022b635d63900 Mon Sep 17 00:00:00 2001
From: guy <guy@finereport.com>
Date: Wed, 25 Nov 2020 22:01:36 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E4=B8=80=E4=B8=8B?=
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---
 src/core/widget.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/core/widget.js b/src/core/widget.js
index 1e76a8ffe..fc6d28957 100644
--- a/src/core/widget.js
+++ b/src/core/widget.js
@@ -610,7 +610,10 @@
                 if (o.element) {
                     return BI.$(o.element);
                 }
-                return BI.$(document.createElement(o.tagName));
+                if (o.tagName) {
+                    return BI.$(document.createElement(o.tagName));
+                }
+                return BI.$(document.createDocumentFragment());
             }
             return BI.$(widget);
         },