From 3ed4ed80aba5a12280477e13cec2c72a6e233f65 Mon Sep 17 00:00:00 2001
From: nikolabjelo <nikola@bjelo.ch>
Date: Mon, 3 Jun 2019 19:59:47 +0200
Subject: [PATCH] adding a catch if no trading system found

---
 src/schema/mutations/EditTradingSystem.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/schema/mutations/EditTradingSystem.js b/src/schema/mutations/EditTradingSystem.js
index 728b58423..c45dd6858 100644
--- a/src/schema/mutations/EditTradingSystem.js
+++ b/src/schema/mutations/EditTradingSystem.js
@@ -17,6 +17,10 @@ const resolve = (parent, { id: _id, tradingSystem: editedTradingSystem }) => new
       rej(err);
       return;
     }
+    if (!tradingSystem) {
+      rej(err);
+      return;
+    }
     tradingSystem.history.push({
       updatedAt: tradingSystem.updatedAt,
       data: tradingSystem.data,