diff --git a/modules/ticket/back/methods/ticket/saveSign.js b/modules/ticket/back/methods/ticket/saveSign.js
index 55d2e3281..9888328e7 100644
--- a/modules/ticket/back/methods/ticket/saveSign.js
+++ b/modules/ticket/back/methods/ticket/saveSign.js
@@ -93,6 +93,8 @@ module.exports = Self => {
                 }, myOptions);
             const dmsType = await models.DmsType.findOne({where: {code: 'Ticket'}, fields: ['id']}, myOptions);
             const ctxUploadFile = Object.assign({}, ctx);
+            if (ticket.route() === null)
+                throw new UserError('Ticket without route');
             ctxUploadFile.args = {
                 warehouseId: ticket.warehouseFk,
                 companyId: ticket.companyFk,