kivy: (fix) clicking "max" to send would raise for empty wallet

fix #6812
2020-12-08 08:47:13 +01:00
parent 78513affe5
commit 376ee395f8
1 changed files with 2 additions and 1 deletions
--- a/electrum/gui/kivy/main_window.py
+++ b/electrum/gui/kivy/main_window.py
@@ -1110,7 +1110,8 @@ class ElectrumWindow(App, Logger):
        def cb(amount):
            if amount == '!':
                screen.is_max = True
-                screen.amount = self.get_max_amount() + ' ' + self.base_unit
+                max_amt = self.get_max_amount()
+                screen.amount = (max_amt + ' ' + self.base_unit) if max_amt else ''
            else:
                screen.amount = amount
                screen.is_max = False