Quote Originally Posted by farcusnz View Post
that version of HPLIP from the OSS repository is quite old now and is known to have some problems.

You could try a newer version of HPLIP by adding the Opensuse Printing Repository and see if it makes any difference

Index of /repositories/Printing

I'm using a newer HPLIP and cannot reproduce the behaviour you see.

Thanks for the hint. This fixed it. I wonder why this version of hplip was not included in the near daily security, Adobe and other updates.