Exception: public key could not be parsed or is invalid

[TARS-bot]

Crash Report

This crash report was reported through the automatic crash reporting system 🤖

Traceback

Traceback (most recent call last):
  File "electrum\gui\qt\main_window.py", line 2508, in closeEvent
  File "electrum\gui\qt\main_window.py", line 2539, in clean_up
  File "electrum\gui\qt\__init__.py", line 485, in close_window
  File "electrum\daemon.py", line 552, in stop_wallet
  File "concurrent\futures\_base.py", line 458, in result
  File "concurrent\futures\_base.py", line 403, in __get_result
  File "electrum\daemon.py", line 561, in _stop_wallet
  File "electrum\wallet.py", line 544, in stop
  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 482, in do_profile
  File "electrum\json_db.py", line 420, in write_and_force_consolidation
  File "electrum\storage.py", line 90, in write
  File "electrum\storage.py", line 208, in encrypt_before_writing
  File "electrum\ecc.py", line 351, in encrypt_message
  File "electrum\ecc.py", line 267, in __mul__
  File "electrum\ecc.py", line 244, in _to_libsecp256k1_pubkey_ptr
Exception: public key could not be parsed or is invalid

Exception: public key could not be parsed or is invalid

Reporter

This issue was reported by 1 user(s):

Electrum Version	Python Version	Operating System	Wallet Type	Locale	Stack
4.5.4	3.10.11 (tags/v3.10.11:7d4cc5a, Apr 5 2023, 00:20:04) [MSC v.1929 32 bit (Intel)]	Windows-10-10.0.19045-SP0	standard	en_CA	ℹ

Additional Information

The reporting user(s) did not provide additional information.

[SomberNight]

I don't know how this could happen without some in-memory corruption of data.
Added some debug helper in 4b5cd0f.