Uncaught TypeError: 'RaiseException' object is not subscriptable

[tina7]

Steps to reproduce

1. First
2. Second
3. Third

Traceback (most recent call last):
  File "C:\Users/Dell/AppData/Roaming/QGIS/QGIS3\profiles\default/python/plugins\pgversion\dbtools\dbtools.py", line 134, in run
    rows = cursor.execute(sql)
           ^^^^^^^^^^^^^^^^^^^
psycopg2.errors.RaiseException: Table public.kontejneri_tvw does not has a serial defined
CONTEXT:  PL/pgSQL function versions._hasserial(character varying) line 34 at RAISE
SQL statement "select * from versions._hasserial('public.kontejneri_tvw')"
PL/pgSQL function versions.pgvsinit(character varying) line 57 at EXECUTE


During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "C:\Users/Dell/AppData/Roaming/QGIS/QGIS3\profiles\default/python/plugins\pgversion\pgVersion.py", line 313, in doInit
    result, error = myDb.run(sql)
                    ^^^^^^^^^^^^^
  File "C:\Users/Dell/AppData/Roaming/QGIS/QGIS3\profiles\default/python/plugins\pgversion\dbtools\dbtools.py", line 141, in run
    self._error_message(e)
  File "C:\Users/Dell/AppData/Roaming/QGIS/QGIS3\profiles\default/python/plugins\pgversion\dbtools\dbtools.py", line 307, in _error_message
    QMessageBox.information(None,'PG: Error',  str(e[1]))
                                                   ~^^^
TypeError: 'RaiseException' object is not subscriptable

pgversion 3.5.2, QGIS 3.34.14-Prizren on Windows 10