diff --git a/includes/helper/email_helper.php b/includes/helper/email_helper.php
index 802debaa..bad0d539 100644
--- a/includes/helper/email_helper.php
+++ b/includes/helper/email_helper.php
@@ -2,6 +2,7 @@
 
 use Engelsystem\Mail\EngelsystemMailer;
 use Engelsystem\Models\User\User;
+use Psr\Log\LogLevel;
 
 /**
  * @param User   $recipientUser
@@ -13,17 +14,17 @@ use Engelsystem\Models\User\User;
 function engelsystem_email_to_user($recipientUser, $title, $message, $notIfItsMe = false)
 {
     if ($notIfItsMe && auth()->user()->id == $recipientUser->id) {
-        #return true;
+        return true;
     }
 
     /** @var \Engelsystem\Helpers\Translator $translator */
     $translator = app()->get('translator');
     $locale = $translator->getLocale();
-    
+
     try {
         /** @var EngelsystemMailer $mailer */
         $mailer = app('mailer');
-    
+
         $translator->setLocale($recipientUser->settings->language);
         $status = $mailer->sendView(
             $recipientUser->contact->email ? $recipientUser->contact->email : $recipientUser->email,
@@ -31,8 +32,15 @@ function engelsystem_email_to_user($recipientUser, $title, $message, $notIfItsMe
             'emails/mail',
             ['username' => $recipientUser->name, 'message' => $message]
         );
-    } catch(Exception $e) {
+    } catch (Exception $e) {
         $status = 0;
+        engelsystem_log(sprintf(
+            'An exception occurred while sending a mail to %s in %s:%u: %s',
+            $recipientUser->name,
+            $e->getFile(),
+            $e->getLine(),
+            $e->getMessage()
+        ), LogLevel::CRITICAL);
     }
 
     $translator->setLocale($locale);
diff --git a/includes/sys_log.php b/includes/sys_log.php
index 595e8b55..9ac17dc0 100644
--- a/includes/sys_log.php
+++ b/includes/sys_log.php
@@ -1,14 +1,19 @@
 <?php
 
+use Psr\Log\LoggerInterface;
+use Psr\Log\LogLevel;
+
 /**
  * Write a log entry.
  * This should be used to log user's activity.
  *
  * @param string $message
+ * @param string $level
  */
-function engelsystem_log($message)
+function engelsystem_log($message, $level = LogLevel::INFO)
 {
     $nick = "Guest";
+    /** @var LoggerInterface $logger */
     $logger = app('logger');
     $user = auth()->user();
 
@@ -16,5 +21,5 @@ function engelsystem_log($message)
         $nick = User_Nick_render($user);
     }
 
-    $logger->info('{nick}: {message}', ['nick' => $nick, 'message' => $message]);
+    $logger->log($level, '{nick}: {message}', ['nick' => $nick, 'message' => $message]);
 }