File "site-packages\electrum-3.2.2-py3.5.egg\electrum_gui\qt\transaction_dialog.py", line 207, in save
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum_gui\qt\main_window.py", line 3211, in save_transaction_into_wallet
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum\util.py", line 317, in <lambda>
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum\util.py", line 313, in do_profile
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum\wallet.py", line 299, in save_transactions
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum\util.py", line 317, in <lambda>
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum\util.py", line 313, in do_profile
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum\storage.py", line 247, in write
  File "site-packages\electrum-3.2.2-py3.5.egg\electrum\storage.py", line 265, in _write