Resolve "Verwaltung der Studiengruppen fehlerhaft"

Closes #5805

Merge request studip/studip!4428

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/classes/forms/DatetimepickerInput.php b/lib/classes/forms/DatetimepickerInput.php
index 060946f..1f1f212 100644
--- a/lib/classes/forms/DatetimepickerInput.php
+++ b/lib/classes/forms/DatetimepickerInput.php
@@ -16,7 +16,7 @@ class DatetimepickerInput extends Input
         $template = $GLOBALS['template_factory']->open('forms/datetimepicker_input');
         $template->title = $this->title;
         $template->name = $this->name;
-        $template->value = $this->value;
+        $template->value = $this->getValue();
         $template->id = md5(uniqid());
         $template->required = $this->required;
         $template->attributes = $attributes;