--- mc_project_api.php	Mon Jan 19 19:26:36 1970
+++ mc_project_api.php	Mon Jan 19 19:26:36 1970
@@ -322,7 +322,7 @@
 	if ( is_blank( $t_date_order ) ) 
 	    $t_date_order = null;
 	else 
-	    $t_date_order = date( "Y-m-d H:i:s", strtotime( $t_date_order ) );
+	    $t_date_order = iso8601_to_timestamp($t_date_order);
 	
 	$t_obsolete = isset ( $p_version['obsolete'] ) ? $p_version['obsolete'] : false;