Traceback (most recent call last):
  File "electrum\gui\qt\my_treeview.py", line 458, in showEvent
  File "electrum\util.py", line 469, in do_profile
  File "electrum\gui\qt\address_list.py", line 181, in update
  File "electrum\wallet.py", line 3101, in get_addresses
  File "electrum\json_db.py", line 44, in wrapper
  File "electrum\wallet_db.py", line 1499, in get_imported_addresses
MemoryError