From fd09033890f44f6279385d79309410299cacb9ca Mon Sep 17 00:00:00 2001
From: SomberNight <somber.night@protonmail.com>
Date: Mon, 6 May 2019 21:10:52 +0200
Subject: [PATCH] kivy: fix a race at startup

on_history (fx) races with load_wallet
---
 electrum/gui/kivy/main_window.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/electrum/gui/kivy/main_window.py b/electrum/gui/kivy/main_window.py
index b3d09adf3..8624b26b5 100644
--- a/electrum/gui/kivy/main_window.py
+++ b/electrum/gui/kivy/main_window.py
@@ -180,7 +180,8 @@ class ElectrumWindow(App):
 
     def on_history(self, d):
         Logger.info("on_history")
-        self.wallet.clear_coin_price_cache()
+        if self.wallet:
+            self.wallet.clear_coin_price_cache()
         self._trigger_update_history()
 
     def on_fee_histogram(self, *args):