Traceback (most recent call last):
  File "electrum\gui\qt\transaction_dialog.py", line 593, in do_broadcast
  File "electrum\gui\qt\send_tab.py", line 545, 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 92, in write
  File "electrum\storage.py", line 210, in encrypt_before_writing
  File "electrum\ecc.py", line 356, in encrypt_message
  File "electrum\crypto.py", line 144, in aes_encrypt_with_iv
  File "cryptography\hazmat\primitives\ciphers\base.py", line 174, in update
  File "cryptography\hazmat\backends\openssl\ciphers.py", line 146, in update
MemoryError