tfix #1749 - electrum - Electrum Bitcoin wallet
  HTML git clone https://git.parazyd.org/electrum
   DIR Log
   DIR Files
   DIR Refs
   DIR Submodules
       ---
   DIR commit 355f2e07d4657f13d9d3844a51196ffe16c9082e
   DIR parent 8e6e287802b078ad7afa87e5f96a23942f112023
  HTML Author: ThomasV <thomasv@electrum.org>
       Date:   Tue,  5 Apr 2016 17:24:03 +0200
       
       fix #1749
       
       Diffstat:
         M gui/kivy/uix/screens.py             |       3 ++-
         M gui/kivy/uix/ui_screens/history.kv  |       3 ++-
       
       2 files changed, 4 insertions(+), 2 deletions(-)
       ---
   DIR diff --git a/gui/kivy/uix/screens.py b/gui/kivy/uix/screens.py
       t@@ -164,7 +164,8 @@ class HistoryScreen(CScreen):
                    ri.icon = icon
                    ri.date = date_time
                    ri.message = message
       -            ri.value = value
       +            ri.value = value if value is not None else 0
       +            ri.value_known = value is not None
                    ri.quote_text = quote_text
                    ri.confirmations = conf
                    ri.tx_hash = tx
   DIR diff --git a/gui/kivy/uix/ui_screens/history.kv b/gui/kivy/uix/ui_screens/history.kv
       t@@ -20,7 +20,8 @@
            icon: 'atlas://gui/kivy/theming/light/important'
            message: ''
            value: 0
       -    amount: app.format_amount(self.value, True) if self.value is not None else '--'
       +    value_known: True
       +    amount: app.format_amount(self.value, True) if self.value_known else '--'
            amount_color: '#FF6657' if self.value < 0 else '#2EA442'
            confirmations: 0
            date: ''