Traceback (most recent call last):
  File "electrum/gui/qt/main_window.py", line 3216, in closeEvent
  File "electrum/gui/qt/main_window.py", line 3243, in clean_up
  File "electrum/gui/qt/__init__.py", line 424, in close_window
  File "electrum/daemon.py", line 574, in stop_wallet
  File "concurrent/futures/_base.py", line 446, in result
  File "concurrent/futures/_base.py", line 391, in __get_result
  File "electrum/daemon.py", line 582, in _stop_wallet
  File "electrum/wallet.py", line 380, in stop
  File "electrum/wallet.py", line 315, in save_db
  File "electrum/wallet_db.py", line 1408, in write
  File "electrum/util.py", line 439, in <lambda>
  File "electrum/util.py", line 435, in do_profile
  File "electrum/wallet_db.py", line 1418, in _write
  File "electrum/storage.py", line 85, in write
OSError: [Errno 28] No space left on device