[BUGFIX] Fix potential backend crash

9302b428 · Stefan Galinski · 5c5958fa · 9302b428
Commit 9302b428 authored Nov 18, 2020 by Stefan Galinski 🎮
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Classes/Controller/MailController.php Classes/Controller/MailController.php +4 -0

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--- a/Classes/Controller/MailController.php
+++ b/Classes/Controller/MailController.php
@@ -188,6 +188,10 @@ class MailController extends ActionController {
 		$subject = $registerArray[$parameters['selectedExtension']][$parameters['selectedTemplate']]['subject'];
 		/** @var  Template $template */
 		foreach ($templatesFromDb as $key => $template) {
+			if ((string) $key === '') {
+				continue;
+			}
+
 			if ($template === NULL) {
 				$defaultTemplatePath = $registerArray[$parameters['selectedExtension']][$parameters['selectedTemplate']]['templatePath'];
 				$fallbackTemplateFile = $defaultTemplatePath . 'template.html';