diff --git a/src/structure/components/com_sportsmanager/sportsmanager.php b/src/structure/components/com_sportsmanager/sportsmanager.php
index 4cddd72..e5678b5 100644
--- a/src/structure/components/com_sportsmanager/sportsmanager.php
+++ b/src/structure/components/com_sportsmanager/sportsmanager.php
@@ -71,7 +71,7 @@ if ($task == "spielerbild") {
     terminDokument();
 } else if ($task == "spieler_details") {
     spielerDetails();
-} else if (str_starts_with($task, "admin_")) {
+} else if ($task !== null && str_starts_with($task, "admin_")) {
     // in some cases there are no breaks needed due to no return from method
     switch ($task) {
         case 'admin_einstellungen':
diff --git a/src/structure/components/com_sportsmanager/views/sportsmanager/view_ticker.php b/src/structure/components/com_sportsmanager/views/sportsmanager/view_ticker.php
index 5e78cda..993a441 100644
--- a/src/structure/components/com_sportsmanager/views/sportsmanager/view_ticker.php
+++ b/src/structure/components/com_sportsmanager/views/sportsmanager/view_ticker.php
@@ -291,8 +291,6 @@ class HTML_sportsmanager_ticker
                   type="text/css"/>
             <script src="<?php echo Route::_(Uri::root(TRUE) . '/components/com_sportsmanager/js/jquery.min.js'); ?>"
                     type="text/javascript"></script>
-            <script type="text/javascript"
-                    src="<?php echo Route::_(Uri::root(TRUE) . '/components/com_sportsmanager/js/css3.js'); ?>"></script>
             <script>
                 let globalresize = 0;