I think the problem is related to image encoding of Archive.org PDF files. KOReader, or MuPdf, chokes on JPEG2000 encoded PDF files. Similar report from Sumatra:
https://github.com/sumatrapdfreader/...df/issues/1922
One can export every page to PNG and then re-combine all the files to a PDF or use Finereader to accomplish this multi-step task.