Traceback (most recent call last):
  File "electrum\gui\qt\main_window.py", line 1673, in do_pay
  File "electrum\gui\qt\main_window.py", line 1687, in do_pay_invoice
  File "electrum\gui\qt\main_window.py", line 1761, in pay_onchain_dialog
  File "electrum\gui\qt\main_window.py", line 1665, in save_pending_invoice
  File "electrum\wallet.py", line 795, in save_invoice
  File "electrum\wallet.py", line 315, in save_db
  File "electrum\wallet_db.py", line 1408, in write
  File "electrum\util.py", line 439, in <lambda>
  File "electrum\util.py", line 435, in do_profile
  File "electrum\wallet_db.py", line 1418, in _write
  File "electrum\storage.py", line 97, in write
PermissionError: [WinError 32] プロセスはファイルにアクセスできません。別のプロセスが使用中です。: 'd:\\pooh\\dropbox\\db-app\\electrum\\electrum_data\\wallets\\default_wallet.tmp.18992' -> 'd:\\pooh\\dropbox\\db-app\\electrum\\electrum_data\\wallets\\default_wallet'