www.makemkv.com

log added to OP

i just installed 1.17.5 and tried to process avatar way of water 4k ultra HD, it will not work, it gets scsi errors and fails.
it worked fine on 1.17.4.
i tried uninstalling and deleting registry keys, then installing again, but still fails
Other HD discs work,
and this disc did work before ...

Myth: Similar programs cost less

http://www.dvdfab.cn/order.htm
105.60 USD

http://www.slysoft.com/en/purchase.html
119 euro

Add to that all the people coming onto the forum demanding MakeMKV have all the features of a fully functional Blu Ray player AND DVDFab plus MORE ON TOP OF THAT. Not to ...

i think you will sell alot more licences if you lower the price. Maybe $25-$35!