From e4ce556cfdde33a1fcee38c1619972589cf8d50f Mon Sep 17 00:00:00 2001
From: chenshuai2144 <qixian.cs@outlook.com>
Date: Sun, 7 Jun 2020 14:37:11 +0800
Subject: [PATCH] fix getContainer return null problem

---
 src/PortalWrapper.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/PortalWrapper.js b/src/PortalWrapper.js
index b9cf8811..bd3e8d98 100644
--- a/src/PortalWrapper.js
+++ b/src/PortalWrapper.js
@@ -73,7 +73,7 @@ class PortalWrapper extends React.Component {
         return document.querySelectorAll(getContainer)[0];
       }
       if (typeof getContainer === 'function') {
-        return getContainer();
+        return getContainer() || document.body;
       }
       if (
         typeof getContainer === 'object' &&