diff --git a/mydata/ChangeLog.md b/mydata/ChangeLog.md
index 8dced00..795b6fe 100644
--- a/mydata/ChangeLog.md
+++ b/mydata/ChangeLog.md
@@ -1,6 +1,9 @@
 # CHANGELOG MYDATA FOR [DOLIBARR ERP CRM](https://www.dolibarr.org)
 
-#1.8
+#1.8.1
+Bug: Prevent crash of sponge module when aade url is not present.
+
+##1.8
 Feature: Print QR AADE Code into pdf 
 <br>
 Feature: Show AADE Link to verify invoice
@@ -14,7 +17,7 @@ Bug: Handle large descriptions that are not allowed by AADE
 Bug: Fix date and time to comply AADDE API
 <br>
 
-# 1.7
+## 1.7
 Feature: Support negative values in invoices
 <br>
 Feature: Support πιστωτικές αποδείξεις.
diff --git a/mydata/core/modules/facture/doc/pdf_sponge.modules.php b/mydata/core/modules/facture/doc/pdf_sponge.modules.php
index bae8449..30f7bf0 100644
--- a/mydata/core/modules/facture/doc/pdf_sponge.modules.php
+++ b/mydata/core/modules/facture/doc/pdf_sponge.modules.php
@@ -1076,6 +1076,8 @@ public function write_file($object, $outputlangs, $srctemplatepath = '', $hidede
 
 				$aade_invoiceUid = $object->array_options['options_mydata_reply_invoiceUid'] . " MARK " . $mark_result;
 				$doc = new DOMDocument();
+			
+				if (!empty(url) {	
 				$doc->loadHTML($url);
 				$aTags = $doc->getElementsByTagName('a');
 				$qrcodestring = $aTags->item(0)->getAttribute('href');				
@@ -1083,6 +1085,7 @@ public function write_file($object, $outputlangs, $srctemplatepath = '', $hidede
                                 $pdf->write2DBarcode($qrcodestring, 'QRCODE,M', $this->marge_gauche, 245, 200, 25, $styleQr, 'N');
 				$pdf->SetXY(55,275);
                                 $pdf->writeHTMLCell(200, 10, '', '', $aade_invoiceUid, 0, 1);
+				}
                                }
                                  
 				$pdf->Close();