From 4816ec1ca011d98c5e67106780355a30e319e0a5 Mon Sep 17 00:00:00 2001
From: Christian Boulanger <info@bibliograph.org>
Date: Tue, 20 Oct 2020 14:34:29 +0200
Subject: [PATCH] Bug fix

---
 source/class/qxl/dialog/Dialog.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/class/qxl/dialog/Dialog.js b/source/class/qxl/dialog/Dialog.js
index 70396116a..9c3b3f7e4 100644
--- a/source/class/qxl/dialog/Dialog.js
+++ b/source/class/qxl/dialog/Dialog.js
@@ -579,7 +579,7 @@ qx.Class.define("qxl.dialog.Dialog", {
      * @param  e {qx.event.type.KeyInput}
      */
     _handleEscape: function(e) {
-      if (this.isSeeable() && this.isCancelOnEscape() && e.getKeyCode() === 27) {
+      if (this.isCancelOnEscape() && e.getKeyCode() === 27 && this.getContentElement() && this.isSeeable()) {
         this._handleCancel();
       }
     }