Description of problem:
Electron-cash won't start

Version-Release number of selected component (if applicable):
4.2.5

How reproducible:
Always

Steps to Reproduce:
1. try to start electron-cash
2.
3.

Actual results:
application crashes

Expected results:
application starts

Additional info:

the following error message is printed when one tries to start Electron-cash

QSocketNotifier: Can only be used with threads started with QThread
QObject::connect: No such signal
QPlatformNativeInterface::systemTrayWindowChanged(QScreen*)
Traceback (most recent call last):
  File "/usr/bin/electron-cash", line 574, in <module>
    main()
  File "/usr/bin/electron-cash", line 562, in main
    result = run_gui(config, config_options)
  File "/usr/bin/electron-cash", line 356, in run_gui
    daemon_thread.init_gui()
  File "/usr/lib/python3.10/site-packages/electroncash/daemon.py", line
365, in init_gui
    self.gui = gui.ElectrumGui(config, self, plugins)
  File "/usr/lib/python3.10/site-
packages/electroncash_gui/qt/__init__.py", line 153, in __init__
    self._start_auto_update_timer(first_run = True)
  File "/usr/lib/python3.10/site-
packages/electroncash_gui/qt/__init__.py", line 763, in
_start_auto_update_timer
    self.update_checker_timer.start(interval)
TypeError: arguments did not match any overloaded call:
  start(self, int): argument 1 has unexpected type 'float'
  start(self): too many arguments