From 89af291a75bb668e5c2ecb043ff537d685b2103b Mon Sep 17 00:00:00 2001
From: Hemakshi Sachdev <sachdev.hemakshi@gmail.com>
Date: Fri, 21 Aug 2020 00:52:27 +0530
Subject: [PATCH] Fix: Unspecified error for IE11 (#19530)

---
 packages/react-dom/src/client/ReactDOMInput.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/react-dom/src/client/ReactDOMInput.js b/packages/react-dom/src/client/ReactDOMInput.js
index 3bfdd8b01f643..c1afd277e3e93 100644
--- a/packages/react-dom/src/client/ReactDOMInput.js
+++ b/packages/react-dom/src/client/ReactDOMInput.js
@@ -16,6 +16,7 @@ import {getFiberCurrentPropsFromNode} from './ReactDOMComponentTree';
 import {getToStringValue, toString} from './ToStringValue';
 import {checkControlledValueProps} from '../shared/ReactControlledValuePropTypes';
 import {updateValueIfChanged} from './inputValueTracking';
+import getActiveElement from './getActiveElement';
 import {disableInputAttributeSyncing} from 'shared/ReactFeatureFlags';
 
 import type {ToStringValue} from './ToStringValue';
@@ -412,7 +413,7 @@ export function setDefaultValue(
   if (
     // Focused number inputs synchronize on blur. See ChangeEventPlugin.js
     type !== 'number' ||
-    node.ownerDocument.activeElement !== node
+    getActiveElement(node.ownerDocument) !== node
   ) {
     if (value == null) {
       node.defaultValue = toString(node._wrapperState.initialValue);