Traceback (most recent call last):
  File "electrum/gui/qt/__init__.py", line 350, in start_new_window
  File "electrum/daemon.py", line 487, in func_wrapper
  File "electrum/daemon.py", line 497, in load_wallet
  File "electrum/util.py", line 483, in do_profile
  File "electrum/daemon.py", line 512, in _load_wallet
  File "electrum/storage.py", line 78, in __init__
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xf5 in position 52: invalid start byte

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "electrum/gui/qt/util.py", line 765, in input_file
  File "electrum/gui/qt/util.py", line 1211, in getOpenFileName
  File "electrum/simple_config.py", line 111, in _set_config_value
  File "electrum/simple_config.py", line 304, in set_key
  File "electrum/simple_config.py", line 314, in _set_key_in_user_config
  File "electrum/simple_config.py", line 426, in save_user_config
OSError: [Errno 28] No space left on device: '/Users/hs/.electrum/config'