Fixed missing use

diff --git a/files/lib/acp/form/LanguageAddForm.class.php b/files/lib/acp/form/LanguageAddForm.class.php
index e911b8671d3010d7a5ecbee7762c6bf48742edcd..1ad765f60c87ee070846e072449c073e5d925ef9 100644 (file)
--- a/files/lib/acp/form/LanguageAddForm.class.php
+++ b/files/lib/acp/form/LanguageAddForm.class.php
@@ -1,6 +1,7 @@
 <?php
 namespace wcf\acp\form;
 use wcf\data\language\LanguageEditor;
+use wcf\system\exception\SystemException;
 use wcf\system\exception\UserInputException;
 use wcf\system\language\LanguageFactory;
 use wcf\system\WCF;