Cubase 13 PRO - Track Insert issue

Hello all, i have an issue I have never seen this before.
my track insert looks strange and I can’t open or modify inserts anymore. Does anyone know what to do?

thanks in advance for any hints or help
Regards Klaus

Hi Klaus,
that’s the Routing section of the Inserts tab. At the bottom of the panel, you can switch back to the default section:

Thanks a million for your support
regards Klaus