diff --git a/htdocs/comm/action/card.php b/htdocs/comm/action/card.php
index 0bbcf20a796..2a0371d4615 100644
--- a/htdocs/comm/action/card.php
+++ b/htdocs/comm/action/card.php
@@ -503,7 +503,7 @@ if (empty($reshook) && $action == 'update')
 		$object->note_private = trim(GETPOST("note", "restricthtml"));
 		$object->fk_element	 = GETPOST("fk_element", "int");
 		$object->elementtype = GETPOST("elementtype", "alphanohtml");
-		if (!$datef && $percentage == 100 && !preg_match('/^TICKET_MSG/', $object->code))
+		if (!$datef && $percentage == 100)
 		{
 			$error++; $donotclearsession = 1;
 			setEventMessages($langs->transnoentitiesnoconv("ErrorFieldRequired", $langs->transnoentitiesnoconv("DateEnd")), $object->errors, 'errors');
diff --git a/htdocs/ticket/class/ticket.class.php b/htdocs/ticket/class/ticket.class.php
index 20d63cea600..1c53217d4b3 100644
--- a/htdocs/ticket/class/ticket.class.php
+++ b/htdocs/ticket/class/ticket.class.php
@@ -1657,7 +1657,7 @@ class Ticket extends CommonObject
 		$actioncomm->userassigned = array($user->id);
 		$actioncomm->userownerid = $user->id;
 		$actioncomm->datep = $now;
-		$actioncomm->percentage = 100;
+		$actioncomm->percentage = -1;
 		$actioncomm->elementtype = 'ticket';
 		$actioncomm->fk_element = $this->id;