diff --git a/datamodels/2.x/itop-portal-base/portal/src/Twig/AppExtension.php b/datamodels/2.x/itop-portal-base/portal/src/Twig/AppExtension.php
index 7b48eb02b..92dd8c681 100644
--- a/datamodels/2.x/itop-portal-base/portal/src/Twig/AppExtension.php
+++ b/datamodels/2.x/itop-portal-base/portal/src/Twig/AppExtension.php
@@ -33,6 +33,7 @@ use Twig\TwigFilter;
 use Twig\TwigFunction;
 use utils;
 
+
 /**
  * Class AppExtension
  *
diff --git a/setup/setup.js b/setup/setup.js
index 0556d9c71..f512bc259 100644
--- a/setup/setup.js
+++ b/setup/setup.js
@@ -54,8 +54,8 @@ function ExecuteStep(sStep)
 }
 
 function CheckDirectoryConfFilesPermissions(sWikiVersion){
-	$.ajax('permissions-test-folder/permissions-test-subfolder/permissions-test-file',
-		{
+	$.ajax('permissions-test-folder/permissions-test-subfolder/permissions-test-file', {
+		cache: false,
 		statusCode: {
 			200: function() {
 				$('#details').prepend('<div class="message message-warning"><span class="message-title">Security issue:</span> iTop is bundled with directory-level configuration files. You must check that those files will be read by your web server (eg. ' +
diff --git a/sources/Core/Email/EmailLaminas.php b/sources/Core/Email/EmailLaminas.php
index c67da6760..0bcbbc160 100644
--- a/sources/Core/Email/EmailLaminas.php
+++ b/sources/Core/Email/EmailLaminas.php
@@ -299,7 +299,8 @@ class EMailLaminas extends Email
 		if ($bForceSynchronous) {
 			return $this->SendSynchronous($aIssues, $oLog);
 		} else {
-			$bConfigASYNC = MetaModel::GetConfig()->Get('email_asynchronous');
+			$oConfig = $this->LoadConfig();
+			$bConfigASYNC = $oConfig->Get('email_asynchronous');
 			if ($bConfigASYNC) {
 				return $this->SendAsynchronous($aIssues, $oLog);
 			} else {