From 3fa6ba5d79afe9c6957e9f63af18225127d4da01 Mon Sep 17 00:00:00 2001
From: Matthias Mohr <webmaster@mamo-net.de>
Date: Wed, 2 Dec 2020 13:25:04 +0100
Subject: [PATCH] Attempt to fix #1256

---
 src/UserManager.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/UserManager.js b/src/UserManager.js
index d97fd4ef..44453b9d 100644
--- a/src/UserManager.js
+++ b/src/UserManager.js
@@ -424,7 +424,9 @@ export class UserManager extends OidcClient {
     }
     _signinCallback(url, navigator) {
         Log.debug("UserManager._signinCallback");
-        return navigator.callback(url);
+        let useQuery = this._settings.response_mode === "query" || (!this._settings.response_mode && SigninRequest.isCode(this._settings.response_type));
+        let delimiter = useQuery ? "?" : "#";
+        return navigator.callback(url, undefined, delimiter);
     }
 
     signoutRedirect(args = {}) {