I can reproduce the bug.
Code:
< 727.1222> 16:37:25.4043 [ActionMap] Keymap 'WizardActions' -> Action = 'ok'.
< 727.1225> 16:37:25.4045 [Wizard] result: 22
< 727.1237> 16:37:25.4057 [RC] selectPic: arrowdown
< 727.1239> 16:37:25.4059 [Wizard] setZPosition
< 727.1245> 16:37:25.4065 [Wizard] showing config
< 727.1246> 16:37:25.4066 [Wizard] <class 'Screens.InstallWizard.InstallWizard'>
< 727.1255> 16:37:25.4075 [Skin] No skin to read or screen to display.
< 727.1258> 16:37:25.4078 [Skin] Processing screen '<embedded-in-InstallWizard>', position=(?, ?), size=(? x ?) for module 'InstallWizard'.
< 727.1262> 16:37:25.4082 [GUISkin] Warning: Skin is missing element 'config' in <class 'Screens.InstallWizard.InstallWizard'>.
< 727.1264> 16:37:25.4084 [Wizard] clearConfigList <Components.ConfigList.ConfigList object at 0xb226c050> <Components.ConfigList.ConfigList object at 0xb0acc590>
< 727.1265> 16:37:25.4085 [Wizard] clearConfigList <Components.ConfigList.ConfigList object at 0xb0acc590> <Components.ConfigList.ConfigList object at 0xb0acc590>
< 727.3220> 16:37:25.6040 [eInputDeviceInit] 0 160 (352) 1
< 728.1524> 16:37:26.4344 [eInputDeviceInit] 1 160 (352) 1
< 728.1527> 16:37:26.4347 [ActionMap] Keymap 'WizardActions' -> Action = 'ok'.
< 728.1535> 16:37:26.4355 Traceback (most recent call last):
< 728.1536> 16:37:26.4356 File "/usr/lib/enigma2/python/Components/ActionMap.py", line 77, in action
< 728.1538> 16:37:26.4358 File "/usr/lib/enigma2/python/Components/ActionMap.py", line 57, in action
< 728.1541> 16:37:26.4361 File "/usr/lib/enigma2/python/Screens/Wizard.py", line 375, in ok
< 728.1542> 16:37:26.4362 File "/usr/lib/enigma2/python/Screens/InstallWizard.py", line 112, in run
< 728.1544> 16:37:26.4364 File "/usr/lib/enigma2/python/mytest.py", line 339, in open
< 728.1546> 16:37:26.4366 dlg = self.current_dialog = self.instantiateDialog(screen, *arguments, **kwargs)
< 728.1547> 16:37:26.4367 File "/usr/lib/enigma2/python/mytest.py", line 276, in instantiateDialog
< 728.1548> 16:37:26.4368 return self.doInstantiateDialog(screen, arguments, kwargs, self.desktop)
< 728.1551> 16:37:26.4371 File "/usr/lib/enigma2/python/mytest.py", line 299, in doInstantiateDialog
< 728.1554> 16:37:26.4374 dlg = screen(self, *arguments, **kwargs)
< 728.1555> 16:37:26.4375 TypeError: __init__() takes at most 5 arguments (6 given)
< 728.1555> 16:37:26.4375 [ePyObject] (CallObject(<bound method NumberActionMap.action of <Components.ActionMap.NumberActionMap instance at 0xb0ab9828>>,('WizardActions', 'ok')) failed)
As a workaround, just say no to that question and install plugins after it restarts. Or say yes to restore settings and plugins. As an aside, why are you flashing 037 instead of performing software update?