File "site-packages\electrum-3.1.1-py3.5.egg\electrum_gui\qt\address_list.py", line 169, in <lambda>
  File "site-packages\electrum-3.1.1-py3.5.egg\electrum_gui\qt\main_window.py", line 1774, in remove_address
  File "site-packages\electrum-3.1.1-py3.5.egg\electrum\wallet.py", line 1934, in delete_address
  File "site-packages\electrum-3.1.1-py3.5.egg\electrum\util.py", line 288, in <lambda>
  File "site-packages\electrum-3.1.1-py3.5.egg\electrum\util.py", line 284, in do_profile
  File "site-packages\electrum-3.1.1-py3.5.egg\electrum\storage.py", line 243, in write
  File "site-packages\electrum-3.1.1-py3.5.egg\electrum\storage.py", line 270, in _write