diff --git a/htdocs/comm/propal/list.php b/htdocs/comm/propal/list.php
index d92ec87ca29..5b25fd89819 100644
--- a/htdocs/comm/propal/list.php
+++ b/htdocs/comm/propal/list.php
@@ -272,9 +272,9 @@ if ($action == 'validate') {
 		$db->begin();
 		$error = 0;
 		foreach ($toselect as $checked) {
-			if ($tmpproposal->fetch($checked)) {
+			if ($tmpproposal->fetch($checked) > 0) {
 				if ($tmpproposal->statut == $tmpproposal::STATUS_DRAFT) {
-					if ($tmpproposal->valid($user)) {
+					if ($tmpproposal->valid($user) > 0) {
 						setEventMessage($tmpproposal->ref." ".$langs->trans('PassedInOpenStatus'), 'mesgs');
 					} else {
 						setEventMessage($langs->trans('CantBeValidated'), 'errors');
@@ -285,7 +285,7 @@ if ($action == 'validate') {
 					$error++;
 				}
 			} else {
-				dol_print_error($db);
+				setEventMessages($tmpproposal->error, $tmpproposal->errors, 'errors');
 				$error++;
 			}
 		}
@@ -305,14 +305,14 @@ if ($action == "sign") {
 		$db->begin();
 		$error = 0;
 		foreach ($toselect as $checked) {
-			if ($tmpproposal->fetch($checked)) {
+			if ($tmpproposal->fetch($checked) > 0) {
 				if ($tmpproposal->statut == $tmpproposal::STATUS_VALIDATED) {
 					$tmpproposal->statut = $tmpproposal::STATUS_SIGNED;
 
-					if ($tmpproposal->update($user)) {
+					if ($tmpproposal->update($user) > 0) {
 						setEventMessage($tmpproposal->ref." ".$langs->trans('Signed'), 'mesgs');
 					} else {
-						dol_print_error($db);
+						setEventMessages($tmpproposal->error, $tmpproposal->errors, 'errors');
 						$error++;
 					}
 				} else {
@@ -320,7 +320,7 @@ if ($action == "sign") {
 					$error++;
 				}
 			} else {
-				dol_print_error($db);
+				setEventMessages($tmpproposal->error, $tmpproposal->errors, 'errors');
 				$error++;
 			}
 		}
diff --git a/htdocs/langs/en_US/propal.lang b/htdocs/langs/en_US/propal.lang
index 557df2f840f..afab92970ef 100644
--- a/htdocs/langs/en_US/propal.lang
+++ b/htdocs/langs/en_US/propal.lang
@@ -84,6 +84,17 @@ ProposalCustomerSignature=Written acceptance, company stamp, date and signature
 ProposalsStatisticsSuppliers=Vendor proposals statistics
 CaseFollowedBy=Case followed by
 SignedOnly=Signed only
+IsNotADraft=is not a draft
+PassedInOpenStatus=has been validated
+CantBeSign=cannot be signed
+Sign=Sign
+Signed=signed
+CantBeSign=cannot be signed
+CantBeValidated=cannot be validated
+ConfirmMassValidation=Bulk Validate confirmation
+ConfirmMassSignature=Bulk Signature confirmation
+ConfirmMassValidationQuestion=Are you sure you want to validate the selected records ?
+ConfirmMassSignatureQuestion=Are you sure you want to sign the selected records ?
 IdProposal=Proposal ID
 IdProduct=Product ID
 PrParentLine=Proposal Parent Line