From 3addfd6c258ad655b87ba38be97ebd89c9f6729e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C3=ABl=20Arnauts?= <michael.arnauts@destiny.eu>
Date: Wed, 15 Nov 2023 10:24:30 +0100
Subject: [PATCH] Check if we actually have a session before accessing
 useCustomStorage

---
 src/Codeception/Module/Yii2.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Codeception/Module/Yii2.php b/src/Codeception/Module/Yii2.php
index 45fdde2..fb1c408 100644
--- a/src/Codeception/Module/Yii2.php
+++ b/src/Codeception/Module/Yii2.php
@@ -897,7 +897,7 @@ public function _initializeSession(): void
      */
     public function _backupSession(): array
     {
-        if (isset(Yii::$app) && Yii::$app->session->useCustomStorage) {
+        if (isset(Yii::$app) && Yii::$app->has('session', true) && Yii::$app->session->useCustomStorage) {
             throw new ModuleException($this, "Yii2 MultiSession only supports the default session backend.");
         }
         return [