diff --git a/htdocs/core/class/html.formticket.class.php b/htdocs/core/class/html.formticket.class.php
index 335da8760bc..0ea7f934552 100644
--- a/htdocs/core/class/html.formticket.class.php
+++ b/htdocs/core/class/html.formticket.class.php
@@ -175,6 +175,7 @@ class FormTicket
 		print '<form method="POST" '.($withdolfichehead ? '' : 'style="margin-bottom: 30px;" ').'name="ticket" id="form_create_ticket" enctype="multipart/form-data" action="'.(!empty($this->param["returnurl"]) ? $this->param["returnurl"] : "").'">';
 		print '<input type="hidden" name="token" value="'.newToken().'">';
 		print '<input type="hidden" name="action" value="'.$this->action.'">';
+		print '<input type="hidden" name="trackid" value="'.$this->trackid.'">';
 		foreach ($this->param as $key => $value) {
 			print '<input type="hidden" name="'.$key.'" value="'.$value.'">';
 		}
diff --git a/htdocs/core/lib/pdf.lib.php b/htdocs/core/lib/pdf.lib.php
index 54dcdd14700..bff1f1f92ee 100644
--- a/htdocs/core/lib/pdf.lib.php
+++ b/htdocs/core/lib/pdf.lib.php
@@ -2436,10 +2436,12 @@ function pdf_getLinkedObjects(&$object, $outputlangs)
 					$linkedobjects[$objecttype]['ref_title'] = $outputlangs->transnoentities("RefSending");
 					if (! empty($linkedobjects[$objecttype]['ref_value'])) $linkedobjects[$objecttype]['ref_value'] .= ' / ';
 					$linkedobjects[$objecttype]['ref_value'] .= $outputlangs->transnoentities($elementobject->ref);
+					$linkedobjects[$objecttype]['date_value'] = dol_print_date(empty($elementobject->date_shipping) ? $elementobject->date_delivery : $elementobject->date_shipping, 'day', '', $outputlangs);
 				} else {
 					$linkedobjects[$objecttype]['ref_title'] = $outputlangs->transnoentities("RefOrder").' / '.$outputlangs->transnoentities("RefSending");
 					if (empty($linkedobjects[$objecttype]['ref_value'])) $linkedobjects[$objecttype]['ref_value'] = $outputlangs->convToOutputCharset($order->ref).($order->ref_client ? ' ('.$order->ref_client.')' : '');
 					$linkedobjects[$objecttype]['ref_value'] .= ' / '.$outputlangs->transnoentities($elementobject->ref);
+					$linkedobjects[$objecttype]['date_value'] = dol_print_date(empty($elementobject->date_shipping) ? $elementobject->date_delivery : $elementobject->date_shipping, 'day', '', $outputlangs);
 				}
 			}
 		}
diff --git a/htdocs/core/tpl/objectline_view.tpl.php b/htdocs/core/tpl/objectline_view.tpl.php
index 37b1d9af25e..19666b1db8b 100644
--- a/htdocs/core/tpl/objectline_view.tpl.php
+++ b/htdocs/core/tpl/objectline_view.tpl.php
@@ -187,10 +187,11 @@ if (($line->info_bits & 2) == 2) {
 		if ($line->date_start || $line->date_end) {
 			print '<div class="clearboth nowraponall opacitymedium daterangeofline">'.get_date_range($line->date_start, $line->date_end, $format).'</div>';
 		}
+
 		if (!$line->date_start || !$line->date_end) {
 			// show warning under line
 			// we need to fetch product associated to line for some test
-			if ($object->element == 'propal'  || $object->element == 'order' || $object->element == 'propal_supplier' || $object->element == 'supplier_proposal' || $object->element == 'commande') {
+			if ($object->element == 'propal' || $object->element == 'order' || $object->element == 'facture' || $object->element == 'propal_supplier' || $object->element == 'supplier_proposal' || $object->element == 'commande') {
 				$res = $line->fetch_product();
 				if ($res  > 0  ) {
 					if ($line->product->isService() && $line->product->isMandatoryPeriod()) {
diff --git a/htdocs/ticket/card.php b/htdocs/ticket/card.php
index 3eaf294e4b3..9780028a36d 100644
--- a/htdocs/ticket/card.php
+++ b/htdocs/ticket/card.php
@@ -260,7 +260,7 @@ if (empty($reshook)) {
 
 			if (!$error) {
 				// File transfer
-				$object->copyFilesForTicket();
+				$object->copyFilesForTicket('');		// trackid is forced to '' because files were uploaded when no id for ticket exists yet and trackid was ''
 			}
 
 			if (!$error) {
@@ -713,6 +713,7 @@ if ($action == 'create' || $action == 'presend') {
 
 	print load_fiche_titre($langs->trans('NewTicket'), '', 'ticket');
 
+	$formticket->trackid = '';		// TODO Use a unique key to avoid conflict in upload file feature
 	$formticket->withfromsocid = $socid ? $socid : $user->socid;
 	$formticket->withfromcontactid = $contactid ? $contactid : '';
 	$formticket->withtitletopic = 1;
diff --git a/htdocs/ticket/class/ticket.class.php b/htdocs/ticket/class/ticket.class.php
index 2ec7f1c0b24..6fe0dc59b4a 100644
--- a/htdocs/ticket/class/ticket.class.php
+++ b/htdocs/ticket/class/ticket.class.php
@@ -2349,9 +2349,10 @@ class Ticket extends CommonObject
 	 * Used for files linked into messages.
 	 * Files may be renamed during copy to avoid overwriting existing files.
 	 *
-	 * @return	array		Array with final path/name/mime of files.
+	 * @param	string	$forcetrackid	Force trackid
+	 * @return	array					Array with final path/name/mime of files.
 	 */
-	public function copyFilesForTicket()
+	public function copyFilesForTicket($forcetrackid = null)
 	{
 		global $conf;
 
@@ -2366,7 +2367,7 @@ class Ticket extends CommonObject
 		$maxheightmini = 72;
 
 		$formmail = new FormMail($this->db);
-		$formmail->trackid = 'tic'.$this->id;
+		$formmail->trackid = (is_null($forcetrackid) ? 'tic'.$this->id : '');
 		$attachedfiles = $formmail->get_attached_files();
 
 		$filepath = $attachedfiles['paths'];