From 0403b2401a398d7fe7476dea84ab615143b09a5b Mon Sep 17 00:00:00 2001
From: Zizitto <stelsvitya@gmail.com>
Date: Fri, 5 Jul 2019 08:47:54 +0300
Subject: [PATCH 1/2] RootNode Undefined Fix

---
 DependencyInjection/Configuration.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index 4bdf31a..6d0eb25 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -25,9 +25,10 @@ public function getConfigTreeBuilder()
             $treeBuilder = new TreeBuilder('jb_phumbor');
         } else {
             $treeBuilder = new TreeBuilder();
-            $rootNode = $treeBuilder->root('jb_phumbor');
         }
 
+        $rootNode = $treeBuilder->root('jb_phumbor');
+
         $rootNode
             ->children()
                 ->arrayNode('server')

From 3b499b8faeae558175438e5518cf492616629420 Mon Sep 17 00:00:00 2001
From: Zizitto <stelsvitya@gmail.com>
Date: Fri, 5 Jul 2019 10:24:23 +0300
Subject: [PATCH 2/2] Update Configuration.php

---
 DependencyInjection/Configuration.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index 6d0eb25..248d606 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -23,12 +23,12 @@ public function getConfigTreeBuilder()
     {
         if (Kernel::VERSION_ID >= 40200) {
             $treeBuilder = new TreeBuilder('jb_phumbor');
+            $rootNode = $treeBuilder->getRootNode();
         } else {
             $treeBuilder = new TreeBuilder();
+            $rootNode = $treeBuilder->root('jb_phumbor');
         }
-
-        $rootNode = $treeBuilder->root('jb_phumbor');
-
+        
         $rootNode
             ->children()
                 ->arrayNode('server')