From 98dcc7c094b761a50b8d14e2e3270908f0d7c3af Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Thu, 30 Mar 2017 07:05:19 +0200
Subject: [PATCH] kivy checkpoint dialog

---
 gui/kivy/uix/dialogs/checkpoint_dialog.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gui/kivy/uix/dialogs/checkpoint_dialog.py b/gui/kivy/uix/dialogs/checkpoint_dialog.py
index 8f06a88b..5ae413cf 100644
--- a/gui/kivy/uix/dialogs/checkpoint_dialog.py
+++ b/gui/kivy/uix/dialogs/checkpoint_dialog.py
@@ -98,7 +98,8 @@ class CheckpointDialog(Factory.Popup):
         try:
             new_height = int(self.ids.height_input.text)
         except:
-            new_height = 0
+            new_height = self.cp_height
+        self.ids.height_input.text = '%d'%new_height
         if new_height == self.cp_height:
             return
         try: