File "/app/lib/python3.8/site-packages/electrum/gui/qt/history_list.py", line 680, in <lambda>
    menu.addAction(_("Remove"), lambda: self.remove_local_tx(tx_hash))
  File "/app/lib/python3.8/site-packages/electrum/gui/qt/history_list.py", line 726, in remove_local_tx
    self.wallet.save_db()
  File "/app/lib/python3.8/site-packages/electrum/wallet.py", line 302, in save_db
    self.db.write(self.storage)
  File "/app/lib/python3.8/site-packages/electrum/wallet_db.py", line 1239, in write
    self._write(storage)
  File "/app/lib/python3.8/site-packages/electrum/wallet_db.py", line 1247, in _write
    storage.write(self.dump())
  File "/app/lib/python3.8/site-packages/electrum/util.py", line 408, in <lambda>
    return lambda *args, **kw_args: do_profile(args, kw_args)
  File "/app/lib/python3.8/site-packages/electrum/util.py", line 404, in do_profile
    o = func(*args, **kw_args)
  File "/app/lib/python3.8/site-packages/electrum/storage.py", line 99, in write
    os.chmod(self.path, mode)