Resolve "Wiki: Incorrect integer value: '-' for column `studip`.`wiki_pages`.`parent_id` at row 1"

Closes #3899 Merge request studip/studip!2761

Resolve "Wiki: Incorrect integer value: '-' for column `studip`.`wiki_pages`.`parent_id` at row 1"
dcf482ee · Philipp Schüttlöffel · Rasmus Fuhse · ffabce68 · dcf482ee
Commit dcf482ee authored Mar 26, 2024 by Philipp Schüttlöffel Committed by Rasmus Fuhse Mar 26, 2024
--- a/app/controllers/course/wiki.php
+++ b/app/controllers/course/wiki.php
@@ -736,7 +736,7 @@ class Course_WikiController extends AuthenticatedController
        $parent_id = $parent_id ?? $this->range->getConfiguration()->WIKI_STARTPAGE_ID;
        PageLayout::setTitle(_('Neue Wikiseite erstellen'));
        $options = [
-            '-' => _('Keine')
+            '' => _('Keine')
        ];
        WikiPage::findEachBySQL(
            function (WikiPage $p) use (&$options) {