diff --git a/htdocs/projet/tasks/time.php b/htdocs/projet/tasks/time.php
index a83e573b2d4af..4f7541724fc46 100644
--- a/htdocs/projet/tasks/time.php
+++ b/htdocs/projet/tasks/time.php
@@ -2579,7 +2579,8 @@ function setDetailVisibility() {
 					print '<td class="nowraponall">';
 					if ($action == 'splitline' && GETPOSTINT('lineid') == $task_time->rowid) {
 						if (empty($object->id)) {
-							$object->fetch($id);
+							$idTask = (!empty($id)) ? $id : $task_time->fk_element;
+							$object->fetch($idTask);
 						}
 						$contactsoftask = $object->getListContactId('internal');
 						if (!in_array($task_time->fk_user, $contactsoftask)) {
@@ -2743,7 +2744,8 @@ function setDetailVisibility() {
 					print '<td class="nowraponall tdoverflowmax100">';
 					if ($action == 'splitline' && GETPOSTINT('lineid') == $task_time->rowid) {
 						if (empty($object->id)) {
-							$object->fetch($id);
+							$idTask = (!empty($id)) ? $id : $task_time->fk_element;
+							$object->fetch($idTask);
 						}
 						$contactsoftask = $object->getListContactId('internal');
 						if (!in_array($task_time->fk_user, $contactsoftask)) {