Traceback (most recent call last):
  File "electrum\gui\qt\transaction_dialog.py", line 596, in do_broadcast
  File "electrum\gui\qt\send_tab.py", line 550, in save_pending_invoice
  File "electrum\wallet.py", line 1193, in save_invoice
  File "electrum\wallet.py", line 479, in save_db
  File "electrum\json_db.py", line 48, in wrapper
  File "electrum\json_db.py", line 396, in write
  File "electrum\json_db.py", line 48, in wrapper
  File "electrum\util.py", line 483, in do_profile
  File "electrum\json_db.py", line 420, in write_and_force_consolidation
  File "electrum\storage.py", line 106, in write
PermissionError: [WinError 32] The process cannot access the file because it is being used by another process: 'd:\\dropbox\\keepass\\wallet.tmp.22688' -> 'd:\\dropbox\\keepass\\wallet'