Fix method call when deleting boxes of type `tpl`

diff --git a/wcfsetup/install/files/lib/data/box/BoxAction.class.php b/wcfsetup/install/files/lib/data/box/BoxAction.class.php
index 3c6f7f9af99070752ade2f91b136f644a68efa1a..88f3ba46c2ef012b6fe5a4039316230fc8b86497 100644 (file)
--- a/wcfsetup/install/files/lib/data/box/BoxAction.class.php
+++ b/wcfsetup/install/files/lib/data/box/BoxAction.class.php
@@ -218,7 +218,7 @@ class BoxAction extends AbstractDatabaseObjectAction {
        public function delete() {
                foreach ($this->getObjects() as $box) {
                        if ($box->boxType == 'tpl') {
-                               foreach ($box->getBoxContent() as $languageID => $content) {
+                               foreach ($box->getBoxContents() as $languageID => $content) {
                                        $file = WCF_DIR . 'templates/' . $box->getTplName(($languageID ?: null)) . '.tpl';
                                        if (file_exists($file)) {
                                                @unlink($file);