On Thursday, November 30, 2023 08:16 AM, Matthias--- expressed:

> Hello,
>
> After removing Citrix and install it again without "app protection", my segmentation fault has gone.
> All is working now :)
> It looks like this app protection is the reason for the segmentation fault.
>
>
> Thank you for all the hints and your support
> Matthias

Indeed, Matthias is correct. I re-installed Citrix without the application protection and I am now back on business. Thanks all for the support and willing to help.