PDF Architect 9 not launching, error 1605 by repairing etc

image

Hello!
The app does not start. There is a info like "does noch connect with Windows PDF-architekct MDI-App".
I tried to repair/deinstall it with the windows app, an occured the errror 1605.
What shoult I do? I need it urgently for my job.
Viele Grüße/Greetings
Thomas Herink