diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 036ed896a04..28774c0698a 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -7141,7 +7141,7 @@ function getCommonSubstitutionArray($outputlangs, $onlykey = 0, $exclude = null,
 				$substitutionarray['__TICKET_USER_ASSIGN__'] = '__TICKET_USER_ASSIGN__';
 			}
 
-			if (!empty($conf->recruitment->enabled) && (!is_object($object) || $object->element == 'candidature')) {
+			if (!empty($conf->recruitment->enabled) && (!is_object($object) || $object->element == 'recruitmentcandidature')) {
 				$substitutionarray['__CANDIDATE_FULLNAME__'] = '__CANDIDATE_FULLNAME__';
 				$substitutionarray['__CANDIDATE_FIRSTNAME__'] = '__CANDIDATE_FIRSTNAME__';
 				$substitutionarray['__CANDIDATE_LASTNAME__'] = '__CANDIDATE_LASTNAME__';
@@ -7290,8 +7290,8 @@ function getCommonSubstitutionArray($outputlangs, $onlykey = 0, $exclude = null,
 
 			if (is_object($object) && $object->element == 'recruitmentcandidature') {
 				$substitutionarray['__CANDIDATE_FULLNAME__'] = $object->getFullName($outputlangs);
-				$substitutionarray['__CANDIDATE_FIRSTNAME__'] = $object->firstname;
-				$substitutionarray['__CANDIDATE_LASTNAME__'] = $object->lastname;
+				$substitutionarray['__CANDIDATE_FIRSTNAME__'] = isset($object->firstname) ? $object->firstname : '';
+				$substitutionarray['__CANDIDATE_LASTNAME__'] = isset($object->lastname) ? $object->lastname : '';
 			}
 
 			if (is_object($object->project)) {