File "electrum\gui\qt\main_window.py", line 714, in timer_actions
  File "electrum\gui\qt\main_window.py", line 831, in update_wallet
  File "electrum\gui\qt\main_window.py", line 841, in update_tabs
  File "electrum\gui\qt\utxo_list.py", line 66, in update
  File "electrum\address_synchronizer.py", line 493, in f
  File "electrum\address_synchronizer.py", line 826, in get_utxos
  File "electrum\address_synchronizer.py", line 774, in get_addr_utxo