From cf5a9833848f255485e0f905bc2c0a98478692ee Mon Sep 17 00:00:00 2001
From: mh <929571370@qq.com>
Date: Fri, 6 Mar 2020 15:30:08 +0800
Subject: [PATCH 1/2] add  judgments if next doesnot exist

---
 src/components/sticky/sticky.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/components/sticky/sticky.js b/src/components/sticky/sticky.js
index a075e39a6..800f2f095 100755
--- a/src/components/sticky/sticky.js
+++ b/src/components/sticky/sticky.js
@@ -53,10 +53,10 @@ export default function (nav, options = {}) {
   const getFillElem = function (el) {
     let next = el.nextSibling
     // 寻找最近的一个兄弟元素
-    while (next.nodeType !== 1) {
+    while (next && next.nodeType !== 1) {
       next = next.nextSibling
     }
-    if (next.classList.contains('vux-sticky-fill')) {
+    if (next && next.classList.contains('vux-sticky-fill')) {
       return next
     }
     // 没有使用vux-sticky-fill按照之前的方式获取外层容器

From b10868c5c85baf8dc7266d70aa9bf3d8685e5617 Mon Sep 17 00:00:00 2001
From: mh <929571370@qq.com>
Date: Fri, 6 Mar 2020 16:14:35 +0800
Subject: [PATCH 2/2] add  judgments if next doesnot exist

---
 src/components/sticky/sticky.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/components/sticky/sticky.js b/src/components/sticky/sticky.js
index 800f2f095..a6da37272 100755
--- a/src/components/sticky/sticky.js
+++ b/src/components/sticky/sticky.js
@@ -53,10 +53,10 @@ export default function (nav, options = {}) {
   const getFillElem = function (el) {
     let next = el.nextSibling
     // 寻找最近的一个兄弟元素
-    while (next && next.nodeType !== 1) {
+    while (!!next && next.nodeType !== 1) {
       next = next.nextSibling
     }
-    if (next && next.classList.contains('vux-sticky-fill')) {
+    if (!!next && next.classList.contains('vux-sticky-fill')) {
       return next
     }
     // 没有使用vux-sticky-fill按照之前的方式获取外层容器