fix #4139

7 years ago · c79de3ab3c
1 changed files with 1 additions and 1 deletions
--- a/lib/network.py
+++ b/lib/network.py
@ -563,7 +563,7 @@ class Network(util.DaemonThread):
                self.notify('fee')
        elif method == 'blockchain.relayfee':
            if error is None:
-                self.relay_fee = int(result * COIN)
+                self.relay_fee = int(result * COIN) if result is not None else None
                self.print_error("relayfee", self.relay_fee)
        elif method == 'blockchain.block.get_chunk':
            self.on_get_chunk(interface, response)