Traceback (most recent call last):
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/util.py", line 2108, in test_read_write_permissions
OSError: [Errno 28] No space left on device: '/data/data/org.electrum.electrum/files/data/wallets/wallet_1.tmptest.23064'

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 68, in __init__
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/util.py", line 2114, in test_read_write_permissions
OSError: [Errno 28] No space left on device: '/data/data/org.electrum.electrum/files/data/wallets/wallet_1.tmptest.23064'

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/qml/qedaemon.py", line 189, in loadWallet
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/qml/qewalletdb.py", line 124, in verify
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/qml/qewalletdb.py", line 146, in _load_storage
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/storage.py", line 70, in __init__
electrum.storage.StorageReadWriteError: [Errno 28] No space left on device: '/data/data/org.electrum.electrum/files/data/wallets/wallet_1.tmptest.23064'