diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index fd25e728574..9a47f6eaa3b 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -134,7 +134,7 @@ class Facture extends CommonInvoice
 	public $ref_client;
 
 	/**
-	 * @var string customer ref
+	 * @var ?string customer ref
 	 */
 	public $ref_customer;
 
diff --git a/htdocs/compta/stats/index.php b/htdocs/compta/stats/index.php
index 3a609b2a118..c2ebd13181e 100644
--- a/htdocs/compta/stats/index.php
+++ b/htdocs/compta/stats/index.php
@@ -501,9 +501,11 @@ for ($mois = 1 + $nb_mois_decalage; $mois <= 12 + $nb_mois_decalage; $mois++) {
 					if ($modecompta=='CREANCES-DETTES') {
 						$cumulative_previous_year = (!empty($cumulative_ht[$caseprev])?$cumulative_ht[$caseprev]:0);
 						$cumulative_year = (!empty($cumulative_ht[$case])?$cumulative_ht[$case]:0);
+						$isset_cumulative_previous_year = isset($cumulative_ht[$caseprev]);
 					} else {
 						$cumulative_previous_year = (!empty($cumulative[$caseprev])?$cumulative[$caseprev]:0);
 						$cumulative_year = (!empty($cumulative[$case])?$cumulative[$case]:0);
+						$isset_cumulative_previous_year = isset($cumulative_ht[$caseprev]);
 					}
 					if (!empty($cumulative_previous_year) && !empty($cumulative_year)) {
 						$percent = (round(($cumulative_year - $cumulative_previous_year) / $cumulative_previous_year, 4) * 100);
@@ -517,10 +519,10 @@ for ($mois = 1 + $nb_mois_decalage; $mois <= 12 + $nb_mois_decalage; $mois++) {
 						//print '<td class="right">+Inf%</td>';
 						print '-';
 					}
-					if (isset($cumulative_previous_year) && empty($cumulative_previous_year) && empty($cumulative_year)) {
+					if ($isset_cumulative_previous_year && empty($cumulative_previous_year) && empty($cumulative_year)) {
 						print '+0%';
 					}
-					if (!isset($cumulative_previous_year) && empty($cumulative_year)) {
+					if (!$isset_cumulative_previous_year && empty($cumulative_year)) {
 						print '-';
 					}
 				} else {
diff --git a/htdocs/user/card.php b/htdocs/user/card.php
index 3fbb42ad89f..b3d02e0d72d 100644
--- a/htdocs/user/card.php
+++ b/htdocs/user/card.php
@@ -1217,7 +1217,7 @@ if ($action == 'create' || $action == 'adduserldap') {
 	}
 
 	// Other form for user password
-	$parameters = array('valuetoshow' => $valuetoshow, 'password' => $password, 'caneditpasswordandsee' => $caneditpasswordandsee, 'caneditpasswordandsend' => $caneditpasswordandsend);
+	$parameters = array('valuetoshow' => $valuetoshow, 'password' => $password, 'caneditpasswordandsee' => $permissiontoeditpasswordandsee, 'caneditpasswordandsend' => $permissiontoeditpasswordandsend);
 	$reshook = $hookmanager->executeHooks('printUserPasswordField', $parameters, $object, $action); // Note that $action and $object may have been modified by hook
 	if ($reshook > 0) {
 		$valuetoshow = $hookmanager->resPrint; // to replace
@@ -2041,7 +2041,7 @@ if ($action == 'create' || $action == 'adduserldap') {
 			*/
 
 			// Other form for user password
-			$parameters = array('valuetoshow' => $valuetoshow, 'caneditpasswordandsee' => $caneditpasswordandsee, 'caneditpasswordandsend' => $caneditpasswordandsend);
+			$parameters = array('valuetoshow' => $valuetoshow, 'caneditpasswordandsee' => $permissiontoeditpasswordandsee, 'caneditpasswordandsend' => $permissiontoeditpasswordandsend);
 			$reshook = $hookmanager->executeHooks('printUserPasswordField', $parameters, $object, $action); // Note that $action and $object may have been modified by hook
 			if ($reshook > 0) {
 				$valuetoshow = $hookmanager->resPrint; // to replace