diff --git a/index.html b/index.html
index 67fa5c5a4f..a88ee6255f 100644
--- a/index.html
+++ b/index.html
@@ -26,7 +26,7 @@
               display: block !important;
           }
       </style><script>if(document.domain !== "www.educoder.net") document.title = '';</script>
-<script src="/react/build/umi.d36b55cc.js"></script>
+<script src="/react/build/umi.4985e49e.js"></script>
 <script src="/react/build/js/public.js"></script>
 </body>
 </html>
\ No newline at end of file
diff --git a/umi.d36b55cc.js b/umi.4985e49e.js
similarity index 99%
rename from umi.d36b55cc.js
rename to umi.4985e49e.js
index 3549e53409..ca1517cf1e 100644
--- a/umi.d36b55cc.js
+++ b/umi.4985e49e.js
@@ -57436,7 +57436,7 @@ function downLoadFileIframe(title, url) {
       if (getCookie('fileDownload')) {
         delCookie('fileDownload');
         clearInterval(time);
-        document.removeChild(elemIF);
+        document.body.removeChild(elemIF);
         resolve();
       }
     }, 1000);