www.makemkv.com

Tried 2 discs. Every track throws up checksum error.

I did manage to get a full rip of the theatrical release even though it threw up many errors and playback seems fine. Unable to rip the extended version though

Debugging logs would be helpful.... You won't be able to attach them to a message until the current space issue is dealt with, but you can post the text. Signature has a link to how to get debugging logs activated and reporting them to the support people.