diff --git a/htdocs/core/lib/payments.lib.php b/htdocs/core/lib/payments.lib.php
index 49a1e909d91..7caac7a9452 100644
--- a/htdocs/core/lib/payments.lib.php
+++ b/htdocs/core/lib/payments.lib.php
@@ -103,10 +103,10 @@ function showOnlinePaymentUrl($type,$ref)
 	$langs->load("paybox");
 	$servicename='Online';
 
-	$out.=img_picto('','object_globe.png').' '.$langs->trans("ToOfferALinkForOnlinePayment",$servicename).'<br>';
-	$url=getOnlinePaymentUrl(0,$type,$ref);
-	$out.='<input type="text" id="onlinepaymenturl" class="quatrevingtpercent" value="'.$url.'">';
-	$out.=ajax_autoselect("onlinepaymenturl", 0);
+	$out = img_picto('','object_globe.png').' '.$langs->trans("ToOfferALinkForOnlinePayment",$servicename).'<br>';
+	$url = getOnlinePaymentUrl(0,$type,$ref);
+	$out.= '<input type="text" id="onlinepaymenturl" class="quatrevingtpercent" value="'.$url.'">';
+	$out.= ajax_autoselect("onlinepaymenturl", 0);
 	return $out;
 }
 
@@ -126,6 +126,7 @@ function getOnlinePaymentUrl($mode,$type,$ref='',$amount='9.99',$freetag='your_f
 	global $conf;
 
 	$ref=str_replace(' ','',$ref);
+	$out='';
 
 	if ($type == 'free')
 	{
@@ -210,7 +211,7 @@ function getOnlinePaymentUrl($mode,$type,$ref='',$amount='9.99',$freetag='your_f
 	}
 
 	// For multicompany
-	$out.="&entity=".$conf->entity; // Check the entity because He may be the same reference in several entities
+	if (! empty($out)) $out.="&entity=".$conf->entity; // Check the entity because He may be the same reference in several entities
 
 	return $out;
 }
diff --git a/htdocs/modulebuilder/template/core/modules/mailings/mailinglist_mymodule_myobject.modules.php b/htdocs/modulebuilder/template/core/modules/mailings/mailinglist_mymodule_myobject.modules.php
index b3f2a36efab..cd8612cb7d1 100644
--- a/htdocs/modulebuilder/template/core/modules/mailings/mailinglist_mymodule_myobject.modules.php
+++ b/htdocs/modulebuilder/template/core/modules/mailings/mailinglist_mymodule_myobject.modules.php
@@ -42,7 +42,7 @@ class mailing_mailinglist_mymodule_myobject extends MailingTargets
 		$this->db=$db;
 		if (is_array($conf->modules))
 		{
-			$this->enabled=in_array('mymodule',$conf->modules);
+			$this->enabled=in_array('mymodule',$conf->modules)?1:0;
 		}
 	}
 
@@ -186,15 +186,14 @@ class mailing_mailinglist_mymodule_myobject extends MailingTargets
 	 *
 	 *	@param	string	$filter		Filter
 	 *	@param	string	$option		Options
-	 *	@return	int					Nb of recipients
+	 *	@return	int					Nb of recipients or -1 if KO
 	 */
 	function getNbOfRecipients($filter=1,$option='')
 	{
 		$a=parent::getNbOfRecipients("select count(distinct(email)) as nb from ".MAIN_DB_PREFIX."myobject as p where email IS NOT NULL AND email != ''");
 
-		if ($a < 0 || $b < 0) return -1;
-		if ($option == '') return $a;
-		return ($a+$b);
+		if ($a < 0) return -1;
+		return $a;
 	}
 
 }