Traceback (most recent call last):
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/util.py", line 1895, in test_read_write_permissions
OSError: [Errno 28] No space left on device: '/data/data/org.electrum.electrum/files/data/wallets/default_wallet.tmptest.9498'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/storage.py", line 67, in __init__
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/util.py", line 1901, in test_read_write_permissions
OSError: [Errno 28] No space left on device: '/data/data/org.electrum.electrum/files/data/wallets/default_wallet.tmptest.9498'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/kivy/main_window.py", line 612, in wrapper
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/kivy/main_window.py", line 653, in on_start
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/kivy/main_window.py", line 710, in load_wallet_on_start
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/kivy/main_window.py", line 705, in load_wallet_by_name
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/kivy/uix/dialogs/password_dialog.py", line 335, in __init__
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/kivy/uix/dialogs/password_dialog.py", line 343, in init_storage_from_path
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/storage.py", line 69, in __init__
electrum.storage.StorageReadWriteError: [Errno 28] No space left on device: '/data/data/org.electrum.electrum/files/data/wallets/default_wallet.tmptest.9498'