Loading an Olympus .orf file (this one: https://img.photographyblog.com/reviews/olympus_tg_5/sample_images/olymp...), the...
...field was set to a long string of many "O" characters; this seems unlikely, and I am not seeing those in a binary search of the file. Perhaps the field was not set (or cleared) on decode?
Thank you for the report,
Thank you for the report, will inspect in depth
-- Alex Tutubalin @LibRaw LLC