diff --git a/htdocs/comm/propal/list.php b/htdocs/comm/propal/list.php
index 6eb9ba5014c..73b4c479b2e 100644
--- a/htdocs/comm/propal/list.php
+++ b/htdocs/comm/propal/list.php
@@ -361,7 +361,7 @@ if ($action == 'validate' && $permissiontovalidate) {
 					if ($tmpproposal->valid($user) > 0) {
 						setEventMessage($langs->trans('hasBeenValidated', $tmpproposal->ref), 'mesgs');
 					} else {
-						setEventMessage($langs->trans('CantBeValidated'), 'errors');
+						setEventMessage($tmpproposal->error, $tmpproposal->errors, 'errors');
 						$error++;
 					}
 				} else {
@@ -398,7 +398,7 @@ if ($action == "sign" && $permissiontoclose) {
 						$error++;
 					}
 				} else {
-					setEventMessage($tmpproposal->ref." ".$langs->trans('CantBeSign'), 'errors');
+					setEventMessage($langs->trans('MustBeValidatedToBeSigned', $tmpproposal->ref), 'errors');
 					$error++;
 				}
 			} else {
diff --git a/htdocs/commande/list.php b/htdocs/commande/list.php
index c819bd1dc55..fcbd00fe945 100644
--- a/htdocs/commande/list.php
+++ b/htdocs/commande/list.php
@@ -318,7 +318,7 @@ if ($action == 'validate' && $permissiontoadd) {
 					if ($objecttmp->valid($user, $idwarehouse)) {
 						setEventMessage($langs->trans('hasBeenValidated', $objecttmp->ref), 'mesgs');
 					} else {
-						setEventMessage($langs->trans('CantBeValidated'), 'errors');
+						setEventMessage($objecttmp->error, $objecttmp->errors, 'errors');
 						$error++;
 					}
 				} else {
diff --git a/htdocs/core/modules/modVariants.class.php b/htdocs/core/modules/modVariants.class.php
index ad71d2ca300..e1364fd845e 100644
--- a/htdocs/core/modules/modVariants.class.php
+++ b/htdocs/core/modules/modVariants.class.php
@@ -112,15 +112,15 @@ class modVariants extends DolibarrModules
 		$r = 0;
 
 		$this->rights[$r][0] = $this->numero + $r; // Permission id (must not be already used)
-		$this->rights[$r][1] = 'Read objects of ProductAttribute'; // Permission label
+		$this->rights[$r][1] = 'Read attributes of variants'; // Permission label
 		$this->rights[$r][4] = 'read'; // In php code, permission will be checked by test if ($user->rights->eventorganization->level1)
 		$r++;
 		$this->rights[$r][0] = $this->numero + $r; // Permission id (must not be already used)
-		$this->rights[$r][1] = 'Create/Update objects of ProductAttribute'; // Permission label
+		$this->rights[$r][1] = 'Create/Update attributes of variants'; // Permission label
 		$this->rights[$r][4] = 'write'; // In php code, permission will be checked by test if ($user->rights->eventorganization->level1)
 		$r++;
 		$this->rights[$r][0] = $this->numero + $r; // Permission id (must not be already used)
-		$this->rights[$r][1] = 'Delete objects of ProductAttribute'; // Permission label
+		$this->rights[$r][1] = 'Delete attributes of variants'; // Permission label
 		$this->rights[$r][4] = 'delete'; // In php code, permission will be checked by test if ($user->rights->eventorganization->level1)
 		$r++;
 	}
diff --git a/htdocs/langs/en_US/admin.lang b/htdocs/langs/en_US/admin.lang
index 794893e2133..d4073f80b7c 100644
--- a/htdocs/langs/en_US/admin.lang
+++ b/htdocs/langs/en_US/admin.lang
@@ -883,9 +883,9 @@ Permission564=Record Debits/Rejections of credit transfer
 Permission601=Read stickers
 Permission602=Create/modify stickers
 Permission609=Delete stickers
-Permission611=Read objects of ProductAttribute
-Permission612=Create/Update objects of ProductAttribute
-Permission613=Delete objects of ProductAttribute
+Permission611=Read attributes of variants
+Permission612=Create/Update attributes of variants
+Permission613=Delete attributes of variants
 Permission650=Read Bills of Materials
 Permission651=Create/Update Bills of Materials
 Permission652=Delete Bills of Materials
diff --git a/htdocs/langs/en_US/orders.lang b/htdocs/langs/en_US/orders.lang
index fb30758aba9..a4261f8e62c 100644
--- a/htdocs/langs/en_US/orders.lang
+++ b/htdocs/langs/en_US/orders.lang
@@ -106,7 +106,6 @@ GenerateBill=Generate invoice
 ClassifyShipped=Classify delivered
 PassedInShippedStatus=classified delivered
 YouCantShipThis=I can't classify this. Please check user permissions
-MustBeValidatedBefore=must be Validated or In process in order to be classified as shipped
 DraftOrders=Draft orders
 DraftSuppliersOrders=Draft purchase orders
 OnProcessOrders=In process orders
diff --git a/htdocs/langs/en_US/projects.lang b/htdocs/langs/en_US/projects.lang
index cc63f8e7c68..1e0ed42d3e3 100644
--- a/htdocs/langs/en_US/projects.lang
+++ b/htdocs/langs/en_US/projects.lang
@@ -190,6 +190,7 @@ PlannedWorkload=Planned workload
 PlannedWorkloadShort=Workload
 ProjectReferers=Related items
 ProjectMustBeValidatedFirst=Project must be validated first
+MustBeValidatedToBeSigned=%s must be validated first to be set to Signed.
 FirstAddRessourceToAllocateTime=Assign a user resource as contact of project to allocate time
 InputPerDay=Input per day
 InputPerWeek=Input per week
diff --git a/htdocs/langs/en_US/propal.lang b/htdocs/langs/en_US/propal.lang
index 4c95b3b1851..ed25b5501dc 100644
--- a/htdocs/langs/en_US/propal.lang
+++ b/htdocs/langs/en_US/propal.lang
@@ -93,11 +93,8 @@ ConfirmMassNoSignature=Bulk Not signed confirmation
 ConfirmMassNoSignatureQuestion=Are you sure you want to set not signed the selected records ?
 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 ?