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So, I got it working. First step was cleaning the lens element on the drive. I was a bit hesitant to do this because the drive already works, I've had it for years and still use it for regular discs, and I only have a couple UHD discs that have been gifted to me (don't even have a 4k screen yet). Bu...

Not an Oppo owner, but there's a section in this guide about jailbreaking that details a way to revert to old firmware: https://www.avforums.com/threads/free-o ... k.2332399/

It doesn't appear that process requires the device to be jailbroken, but it does still seem pretty involved.

Are the offsets listed in the errors the same each time you try to rip it?

Have you tried increasing the read retry count in preferences? I think the default is 5 and I've seen people set it from 25 to even 99 and have success.

Did quite a bit of searching and didn't see an issue quite like mine. UHD discs do not show up. Disc spins for a while and then no disc is seen in the drive. The thing with me, though, is that the drive works perfectly fine otherwise. Can play blurays and dvds all day. I have an LG WH14NS40 manufact...