From 6702c335e879e62e08cd3757ad5acca9bff4f6f4 Mon Sep 17 00:00:00 2001
From: SomberNight <somber.night@protonmail.com>
Date: Fri, 22 Mar 2019 17:30:12 +0100
Subject: [PATCH] network: (trivial) ignore empty string donation address

---
 electrum/network.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/electrum/network.py b/electrum/network.py
index 164834ba7..df5c582d2 100644
--- a/electrum/network.py
+++ b/electrum/network.py
@@ -376,7 +376,8 @@ class Network(PrintError):
         async def get_donation_address():
             addr = await session.send_request('server.donation_address')
             if not bitcoin.is_address(addr):
-                self.print_error(f"invalid donation address from server: {addr}")
+                if addr:  # ignore empty string
+                    self.print_error(f"invalid donation address from server: {repr(addr)}")
                 addr = ''
             self.donation_address = addr
         async def get_server_peers():