From 54892fa267d091a94fb529e03cef84451f62bad1 Mon Sep 17 00:00:00 2001
From: Thomas Portelange <thomas@lekoala.be>
Date: Wed, 28 Sep 2022 10:44:13 +0200
Subject: [PATCH] request may not have a session

see https://github.com/silverstripe/silverstripe-framework/pull/10512
---
 src/Security/MemberAuthenticator/MemberAuthenticator.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Security/MemberAuthenticator/MemberAuthenticator.php b/src/Security/MemberAuthenticator/MemberAuthenticator.php
index 76127a995..bda474820 100644
--- a/src/Security/MemberAuthenticator/MemberAuthenticator.php
+++ b/src/Security/MemberAuthenticator/MemberAuthenticator.php
@@ -47,7 +47,7 @@ class MemberAuthenticator implements Authenticator
         // Optionally record every login attempt as a {@link LoginAttempt} object
         $this->recordLoginAttempt($data, $request, $member, $result->isValid());
 
-        if ($member) {
+        if ($member && $request->hasSession()) {
             $request->getSession()->clear('BackURL');
         }