loopback/locale/es.json

@@ -354,5 +354,6 @@
 	"They're not your subordinate": "No es tu subordinado/a.",
 	"No results found": "No se han encontrado resultados",
 	"InvoiceIn is already booked": "La factura recibida está contabilizada",
-    "Select ticket or client": "Elija un ticket o un client"
+    "Select ticket or client": "Elija un ticket o un client",
+	"It was not able to create the invoice": "No se pudo crear la factura"
 }

modules/invoiceOut/back/methods/invoiceOut/createManualInvoice.js

@@ -142,7 +142,7 @@ module.exports = Self => {
             throw e;
         }
 
-        if (!newInvoice.id) throw new UserError(`...`);
+        if (!newInvoice.id) throw new UserError('It was not able to create the invoice:');
 
         await Self.createPdf(ctx, newInvoice.id);