@ -181,7 +181,8 @@ class ElectrumGui:
def edit_str(self, target, c, is_num=False):
if c==263 and target:
# detect backspace
if c in [8, 127, 263] and target:
target = target[:-1]
elif not is_num or curses.unctrl(c) in '0123456789.':
target += curses.unctrl(c)