diff --git a/htdocs/blockedlog/README-fr.md b/htdocs/blockedlog/README-fr.md
index e92bd5a09fe..a5d709ca7a7 100644
--- a/htdocs/blockedlog/README-fr.md
+++ b/htdocs/blockedlog/README-fr.md
@@ -4,7 +4,7 @@ LOG INALTERABLE
 ## Fonctionnalité
  
 Ce module trace, en temps réel, certains évènements métiers dans une log inaltérable (que vous ne pouvez pas modifier une fois enregistrés) de type blockchain. 
-Ce module est requis pour la compatibilité avec les exigences légales de certains pays (comme la France avec la loi Fincance 2016 - Norme NF535).
+Ce module est requis pour la compatibilité avec les exigences légales de certains pays (comme la France avec la loi Finance 2016 - Norme NF525).
 
 
 **Les évènements tracés de manière inaltérables sont:**
diff --git a/htdocs/blockedlog/README.md b/htdocs/blockedlog/README.md
index ec3174fb847..7bd9b10787e 100644
--- a/htdocs/blockedlog/README.md
+++ b/htdocs/blockedlog/README.md
@@ -4,7 +4,7 @@ BLOCKED LOG
 ## Feature
  
 This module tracks, in real time, some events into a non reversible log (that you can't modify once recorded) into a block chain. 
-This module provides compatibility with requirements of laws of some countries (like France with the law Fincance 2016 - Norme NF535).
+This module provides compatibility with requirements of laws of some countries (like France with the law Finance 2016 - Norme NF525).
 
 
 **The tracked events are:**
diff --git a/htdocs/public/payment/newpayment.php b/htdocs/public/payment/newpayment.php
index 9cecbc90885..69ce8977030 100644
--- a/htdocs/public/payment/newpayment.php
+++ b/htdocs/public/payment/newpayment.php
@@ -212,6 +212,11 @@ $parameters = [
 	'validpaymentmethod' => &$validpaymentmethod
 ];
 $reshook = $hookmanager->executeHooks('doValidatePayment', $parameters, $object, $action);
+if ($reshook < 0) {
+    setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
+} elseif ($reshook > 0) {
+	print $hookmanager->resPrint;
+}
 
 // Check security token
 $valid = true;
@@ -1674,6 +1679,12 @@ if ($action != 'dopayment')
 			'object' => $object
 		];
 		$reshook = $hookmanager->executeHooks('doCheckStatus', $parameters, $object, $action);
+		if ($reshook < 0) {
+			setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
+		} elseif ($reshook > 0) {
+			print $hookmanager->resPrint;
+		}
+
 		if ($source == 'order' && $object->billed)
 		{
 			print '<br><br><span class="amountpaymentcomplete size15x">'.$langs->trans("OrderBilled").'</span>';
@@ -1699,6 +1710,12 @@ if ($action != 'dopayment')
 				'paymentmethod' => $paymentmethod
 			];
 			$reshook = $hookmanager->executeHooks('doAddButton', $parameters, $object, $action);
+			if ($reshook < 0) {
+				setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
+			} elseif ($reshook > 0) {
+				print $hookmanager->resPrint;
+			}
+
 			if ((empty($paymentmethod) || $paymentmethod == 'paybox') && !empty($conf->paybox->enabled))
 			{
 				print '<div class="button buttonpayment" id="div_dopayment_paybox"><span class="fa fa-credit-card"></span> <input class="" type="submit" id="dopayment_paybox" name="dopayment_paybox" value="'.$langs->trans("PayBoxDoPayment").'">';
@@ -2299,9 +2316,13 @@ if (preg_match('/^dopayment/', $action))			// If we choosed/click on the payment
 		'dopayment' => GETPOST('dopayment', 'alpha')
 	];
 	$reshook = $hookmanager->executeHooks('doPayment', $parameters, $object, $action);
+	if ($reshook < 0) {
+		setEventMessages($hookmanager->error, $hookmanager->errors, 'errors');
+	} elseif ($reshook > 0) {
+		print $hookmanager->resPrint;
+	}
 }
 
-
 htmlPrintOnlinePaymentFooter($mysoc, $langs, 1, $suffix, $object);
 
 llxFooter('', 'public');