From 64d29f418a2f9cf25e1f72ad2715d1832a70415f Mon Sep 17 00:00:00 2001
From: Noumbissi Valere <noumbissivalere@gmail.com>
Date: Sun, 6 Dec 2020 01:42:07 +0100
Subject: [PATCH] [fix] Fixed system context js error #334

Fixes #334
---
 openwisp_controller/config/static/config/js/utils.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/openwisp_controller/config/static/config/js/utils.js b/openwisp_controller/config/static/config/js/utils.js
index d5bb277a9..2eeacc8fb 100644
--- a/openwisp_controller/config/static/config/js/utils.js
+++ b/openwisp_controller/config/static/config/js/utils.js
@@ -56,10 +56,11 @@ evaluateVars = function (data, context) {
 
 getAllContext = function () {
     var userContextField = getContext(),
-        systemContext = JSON.parse(document.getElementById('system_context').textContent),
+        systemContextField = document.getElementById('system_context'),
         value;
     if (userContextField) {
-        var defaultValues = JSON.parse(userContextField.value);
+        var defaultValues = JSON.parse(userContextField.value),
+            systemContext = JSON.parse(systemContextField.textContent);
         value = Object.assign(
             {},
             systemContext,