Trouble kompiling Script to PDF

Hello everybody.

I was hoping my error would vanish, when it comes to the final release.
But it’s still there: when I kompile my script into a PDF
I am not getting anything i can read.

It looks like this for example:

I even reinstalled my Acrobat Pro DC, no change. Do you have any suggestions what might cause this error?
And how I could fix it?
Thanks Nils