Traceback (most recent call last):
  File "electrum\gui\qt\main_window.py", line 948, in timer_actions
  File "electrum\gui\qt\main_window.py", line 1122, in update_wallet
  File "electrum\gui\qt\main_window.py", line 1134, in update_tabs
  File "electrum\util.py", line 495, in do_profile
  File "electrum\gui\qt\utxo_list.py", line 129, in update
  File "electrum\gui\qt\utxo_list.py", line 153, in refresh_row
  File "electrum\wallet.py", line 1033, in get_num_parents
  File "electrum\wallet.py", line 1048, in get_tx_parents
  File "electrum\wallet.py", line 1065, in get_tx_parents
  File "electrum\util.py", line 1242, in func_wrapper
  File "electrum\address_synchronizer.py", line 848, in get_addr_io
  File "electrum\util.py", line 1242, in func_wrapper
  File "electrum\address_synchronizer.py", line 152, in get_address_history
MemoryError