diff --git a/include/class/acc_document.class.php b/include/class/acc_document.class.php
index efe9c7ea5..64d059399 100644
--- a/include/class/acc_document.class.php
+++ b/include/class/acc_document.class.php
@@ -262,6 +262,9 @@ class Acc_Document extends Document {
         /**
          * pj is the $_FILES key
          */
+        if ( $_FILES['pj']['name']=="") {
+            return false;
+        }
         $a_file= $this->db->upload('pj',only_oid:false);
         if ($a_file == false) {
             return false;
diff --git a/include/class/acc_ledger_purchase.class.php b/include/class/acc_ledger_purchase.class.php
index 089301c39..2c3fa0ae8 100644
--- a/include/class/acc_ledger_purchase.class.php
+++ b/include/class/acc_ledger_purchase.class.php
@@ -1052,9 +1052,8 @@ class  Acc_Ledger_Purchase extends Acc_Ledger
             }
 
             /* Save the attachment */
-            if ( isset ($_FILES))
+            if ( isset ($_FILES) &&  sizeof($_FILES) != 0 && $_FILES["pj"]["name"] != 0 )
             {
-                if ( sizeof($_FILES) != 0 )
                     $acc_document=new \Acc_Document($this->db, $this->jr_id);
                     $acc_document->save_receipt();
                     $this->doc=HtmlInput::show_receipt_document($this->jr_id,h($_FILES['pj']['name']));