Resolve "Ausgabe der Studiengangsbezeichnung ist abgeschnitten"cherry-pick-088c7a54

Closes #4816

Merge request studip/studip!4187


(cherry picked from commit 088c7a5491fdc9c993a7b6c02d77f353f96fc316)

4bcb667b use brackets to get correct back reference in regular expression

Co-authored-by: Peter Thienel <thienel@data-quest.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/models/ModuleManagementModel.php b/lib/models/ModuleManagementModel.php
index 786b1e3..1a370fb 100644
--- a/lib/models/ModuleManagementModel.php
+++ b/lib/models/ModuleManagementModel.php
@@ -941,7 +941,7 @@ abstract class ModuleManagementModel extends SimpleORMap implements ModuleManage
         );
         $replacements = array_map(
             function ($replacement) {
-                return mb_strlen($replacement) ? '$1' . $replacement . '$2' : '';
+                return mb_strlen($replacement) ? '${1}' . $replacement . '${2}' : '';
             },
             $replacements
         );