I've just marked as a duplicate of #477644. I think this is correct - certainly the symptoms are the same for both reports.
That bug has a workaround which works for me:
qpdf --decrypt input.pdf output.pdf
I've just marked as a duplicate of #477644. I think this is correct - certainly the symptoms are the same for both reports.
That bug has a workaround which works for me:
qpdf --decrypt input.pdf output.pdf