Psychopy not starting

Hi,
We have installed and used standalone psychopy in the PC successfully. PC crashed and psychopy wasn’t starting anymore so I uninstalled and reinstalled.
I restarted the PC while psychopy was on so I guess that crashed Psychopy.

Psychopy doesn’t start at all anymore.
I tried this troubleshooting.

C:\Users\User>“C:\Program Files\PsychoPy\python.exe” -m psychopy.app.psychopyApp
Traceback (most recent call last):
File “C:\Program Files\PsychoPy\lib\runpy.py”, line 183, in _run_module_as_main
mod_name, mod_spec, code = _get_module_details(mod_name, Error)
File “C:\Program Files\PsychoPy\lib\runpy.py”, line 109, in get_module_details
import(pkg_name)
File "C:\Program Files\PsychoPy\lib\site-packages\psychopy_init
.py", line 44, in
from psychopy.preferences import prefs
File "C:\Program Files\PsychoPy\lib\site-packages\psychopy\preferences_init
.py", line 14, in
from . import preferences as prefsLib
File “C:\Program Files\PsychoPy\lib\site-packages\psychopy\preferences\preferences.py”, line 293, in
prefs = Preferences()
File “C:\Program Files\PsychoPy\lib\site-packages\psychopy\preferences\preferences.py”, line 68, in init
self.loadAll()
File “C:\Program Files\PsychoPy\lib\site-packages\psychopy\preferences\preferences.py”, line 197, in loadAll
self.appDataCfg = self.loadAppData()
File “C:\Program Files\PsychoPy\lib\site-packages\psychopy\preferences\preferences.py”, line 250, in loadAppData
encoding=‘UTF8’, configspec=appDataSpec)
File “C:\Program Files\PsychoPy\lib\site-packages\configobj.py”, line 1229, in init
self._load(infile, configspec)
File “C:\Program Files\PsychoPy\lib\site-packages\configobj.py”, line 1318, in _load
raise error
configobj.ParseError: Invalid line

Could anyone give any advice? Thanks.

It worked by deleting AppData folder.

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