Filter and pagination is still set after saving Order

Layout/default/Order/Form.php

@@ -1,6 +1,17 @@
 <?php
-  //var_dump($order);exit;
   $includes_external_product = false;
+  
+  $urlfilter = [];
+  if($s) {
+    $urlfilter['s'] = $s;
+  }
+  if($noTermProducts) {
+    $urlfilter['noTermProducts'] = 1;
+  }
+  if(is_array($filter) && count($filter)) {
+    $urlfilter["filter"] = $filter;
+  }
+  $posturl = self::getUrl("Order", "save", $urlfilter);
 ?>
 <?php include(realpath(dirname(__FILE__)."/../../$mfLayoutPackage")."/header.php"); ?>
 
@@ -34,7 +45,7 @@
           <div class="card-body">
             <h4 class="mb-2"><?=($order->id) ? "Bestellung bearbeiten" : "Neue Bestellung"?></h4>
             
-            <form class="form-horizontal" method="post" action="<?=self::getUrl("Order", "save")?>" name="orderForm" id="orderForm" enctype="multipart/form-data">
+            <form class="form-horizontal" method="post" action="<?=$posturl?>" name="orderForm" id="orderForm" enctype="multipart/form-data">
               <div class="card">
                 <div class="card-body">