From d901c7155ab0626816953cdad9c3490f26b78a19 Mon Sep 17 00:00:00 2001
From: Thomas Peterson <info@thomas-peterson.de>
Date: Mon, 21 Sep 2020 15:22:04 +0200
Subject: [PATCH] Fix Calc Papedruck

---
 src/Engine.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Engine.php b/src/Engine.php
index e5a8889..b2c8255 100644
--- a/src/Engine.php
+++ b/src/Engine.php
@@ -68,6 +68,9 @@ class Engine
     {
         $this->articles = new \ArrayIterator();
         $this->xml = simplexml_load_string($string);
+        $this->activeArticle = false;
+        $this->calcVariables = [];
+        $this->variables = [];
         $this->parse();
         return true;
     }