From 0ed240df0b41659da0a48196d3241a280e6a8882 Mon Sep 17 00:00:00 2001
From: Joan Sanchez <joan@verdnatura.es>
Date: Tue, 10 Sep 2019 14:12:03 +0200
Subject: [PATCH] Server error on change paymethod #1687

---
 modules/client/back/models/client.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/modules/client/back/models/client.js b/modules/client/back/models/client.js
index 0a3efc958..24659b366 100644
--- a/modules/client/back/models/client.js
+++ b/modules/client/back/models/client.js
@@ -209,9 +209,9 @@ module.exports = Self => {
         if (payMethodChanged || ibanChanged || dueDayChanged) {
             const message = `La forma de pago del cliente con id ${instance.id} ha cambiado`;
             const salesPersonFk = instance.salesPersonFk;
-            const salesPerson = await Self.app.models.Worker.findById(salesPersonFk);
 
-            if (salesPerson) {
+            if (salesPersonFk) {
+                const salesPerson = await Self.app.models.Worker.findById(salesPersonFk);
                 await Self.app.models.Message.send(ctx, {
                     recipientFk: salesPerson.userFk,
                     message: message