diff --git a/vtdirektmarketing.php b/vtdirektmarketing.php
index 4c0f64d..97a7a7d 100755
--- a/vtdirektmarketing.php
+++ b/vtdirektmarketing.php
@@ -130,9 +130,9 @@
     <h1 class="invoice-title"><?php echo trans('invoice') . ' ' . $invoice->invoice_number; ?></h1>
 
     <?php 
-    $leistungsort = $custom_fields['invoice']['leistung_ort'];
-    $leistung_von = $custom_fields['invoice']['leistung_von'];
-    $leistung_bis = $custom_fields['invoice']['leistung_bis'];
+    $leistungsort = $custom_fields['invoice']['leistung_ort'] ?? null;
+    $leistung_von = $custom_fields['invoice']['leistung_von'] ?? null;
+    $leistung_bis = $custom_fields['invoice']['leistung_bis'] ?? null;
     if ($leistung_von && $leistung_bis) {
         $leistung_von = new DateTime($leistung_von);
         $leistung_bis = new DateTime($leistung_bis);
@@ -260,14 +260,8 @@
 
 </main>
 
-<footer>
-    <?php if ($invoice->invoice_terms) : ?>
-        <div class="notes">
-            <b><?php _trans('terms'); ?></b><br/>
-            <?php echo nl2br(htmlsc($invoice->invoice_terms)); ?>
-        </div>
-    <?php endif; ?>
-</footer>
+<sethtmlpagefooter name="defaultFooter" value="on" />
+<sethtmlpagefooter name="footerWithPageNumbers" value="on" />
 
 </body>
 </html>