diff --git a/sources/Core/Email/EmailLaminas.php b/sources/Core/Email/EmailLaminas.php
index 53031d3839..fd3402463a 100644
--- a/sources/Core/Email/EmailLaminas.php
+++ b/sources/Core/Email/EmailLaminas.php
@@ -28,8 +28,10 @@
 use Combodo\iTop\Core\Authentication\Client\OAuth\OAuthClientProviderFactory;
 use Laminas\Mail\Header\ContentType;
 use Laminas\Mail\Message;
+use Laminas\Mail\Protocol\Smtp\Auth\Oauth;
 use Laminas\Mail\Transport\File;
 use Laminas\Mail\Transport\FileOptions;
+use Laminas\Mail\Transport\Sendmail;
 use Laminas\Mail\Transport\Smtp;
 use Laminas\Mail\Transport\SmtpOptions;
 use Laminas\Mime\Mime;
@@ -211,7 +213,7 @@ class EMailLaminas extends Email
 				$oOptions = new SmtpOptions($aOptions);
 				$oTransport->setOptions($oOptions);
 
-				\Laminas\Mail\Protocol\Smtp\Auth\Oauth::setProvider(OAuthClientProviderFactory::GetProviderForSMTP());
+				Oauth::setProvider(OAuthClientProviderFactory::GetProviderForSMTP());
 				break;
 
 			case 'Null':
@@ -228,7 +230,7 @@ class EMailLaminas extends Email
 
 			case 'PHPMail':
 			default:
-				$oTransport = new Smtp();
+				$oTransport = new Sendmail();
 		}
 
 		$oKPI = new ExecutionKPI();
@@ -240,8 +242,8 @@ class EMailLaminas extends Email
 			return EMAIL_SEND_OK;
 		}
 		catch (Laminas\Mail\Transport\Exception\RuntimeException $e) {
-			IssueLog::Warning('Email sending failed: Some recipients were invalid');
-			$aIssues = array('Some recipients were invalid.');
+			IssueLog::Warning('Email sending failed: '.$e->getMessage());
+			$aIssues = array($e->getMessage());
 			$oKPI->ComputeStats('Email Sent', 'Error received');
 
 			return EMAIL_SEND_ERROR;