File "/home/user/wspace/electrum/.buildozer/android/platform/build/build/python-installs/Electrum/kivy/core/window/window_sdl2.py", line 746, in mainloop
  File "/home/user/wspace/electrum/.buildozer/android/platform/build/build/python-installs/Electrum/kivy/core/window/window_sdl2.py", line 478, in _mainloop
  File "/home/user/wspace/electrum/.buildozer/android/platform/build/build/python-installs/Electrum/kivy/base.py", line 342, in idle
  File "/home/user/wspace/electrum/.buildozer/android/platform/build/build/python-installs/Electrum/kivy/base.py", line 327, in dispatch_input
  File "/home/user/wspace/electrum/.buildozer/android/platform/build/build/python-installs/Electrum/kivy/base.py", line 293, in post_dispatch_input
  File "kivy/_event.pyx", line 707, in kivy._event.EventDispatcher.dispatch
  File "/home/user/wspace/electrum/.buildozer/android/platform/build/build/python-installs/Electrum/kivy/uix/behaviors/button.py", line 179, in on_touch_up
  File "kivy/_event.pyx", line 703, in kivy._event.EventDispatcher.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1098, in kivy._event.EventObservers._dispatch
  File "/home/user/wspace/electrum/.buildozer/android/platform/build/build/python-installs/Electrum/kivy/lang/builder.py", line 64, in custom_callback
  File "<string>", line 88, in <module>
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/gui/kivy/main_window.py", line 784, in get_max_amount
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/wallet.py", line 445, in get_spendable_coins
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/address_synchronizer.py", line 410, in f
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/address_synchronizer.py", line 762, in get_utxos
  File "/home/user/wspace/electrum/.buildozer/android/app/electrum/address_synchronizer.py", line 694, in get_addr_utxo