SQL errors after opening user settings

[Kolatzek]

strange behaviour after clicking on "User settings"
Shows nothing in frontend but an SQL issue in Background

To Reproduce
Steps to reproduce the behavior:

1. Go to 'Prefereces'
2. Click on 'user settings' in 'chatbot, prompt...'
3. See error

showing settings page
there are no settings to set. But after that click many things are strange in the gui: Help -> about will not open. In console will be repeated still the same

2025-02-04 21:03:26,407 - AI Runner - DEBUG - main_window.py - closeEvent - 647 - Quitting
2025-02-04 21:03:26,407 - AI Runner - DEBUG - main_window.py - save_state - 766 - Saving window state
Traceback (most recent call last):
  File "airunner/windows/main/main_window.py", line 648, in closeEvent
  File "airunner/windows/main/main_window.py", line 768, in save_state
  File "airunner/windows/main/settings_mixin.py", line 669, in save_window_settings
  File "airunner/windows/main/settings_mixin.py", line 286, in window_settings
  File "airunner/windows/main/settings_mixin.py", line 666, in load_window_settings
  File "sqlalchemy/orm/query.py", line 2754, in first
  File "sqlalchemy/orm/query.py", line 2853, in _iter
  File "sqlalchemy/orm/session.py", line 2365, in execute
  File "sqlalchemy/orm/session.py", line 2241, in _execute_internal
  File "sqlalchemy/orm/session.py", line 2110, in _connection_for_bind
  File "<string>", line 2, in _connection_for_bind
  File "sqlalchemy/orm/state_changes.py", line 103, in _go
  File "sqlalchemy/orm/session.py", line 973, in _raise_for_prerequisite_state
sqlalchemy.exc.PendingRollbackError: This Session's transaction has been rolled back due to a previous exception during flush. To begin a new transaction with this Session, first issue Session.rollback(). Original exception was: (sqlite3.IntegrityError) NOT NULL constraint failed: users.username
[SQL: INSERT INTO users (username) VALUES (?)]
[parameters: (None,)]
(Background on this error at: https://sqlalche.me/e/20/gkpj) (Background on this error at: https://sqlalche.me/e/20/7s2a)

and after closing this app you can read there

QThread: Destroyed while thread is still running
Abgebrochen (Speicherabzug geschrieben)

which means core dump

Screenshots
not applicable

Desktop:

• OS: "Ubuntu 24.04.1 LTS"
• Version: the latest version of ai-runner-ubuntu.zip

Hints for other problems

• something ist missing by python

controlnet_aux/mediapipe_face/mediapipe_face_common.py:7: UserWarning: The module 'mediapipe' is not installed. The package will have limited functionality. Please install it using the command: pip install 'mediapipe'

• Installation of "espeak-data:amd64" from ubuntu repository sould help any people with TTS errors (a requirement to OS side)