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Hello. New here. Got message too. this one:Error 'Scsi error - ILLEGAL REQUEST:READ OF SCRAMBLED SECTOR WITHOUT AUTHENTICATION' occurred while reading 'DVD+R-DL HL-DT-ST DVDRAM GUE1N ME03 KWFJ6HI4903' at offset '1048576' Using direct disc access mode Tried running as administrator. Then clicked add...

Whenever I get this ILLEGAL REQUEST message, I close MakeMKV, then run VLC.... Hope this helps people who have been getting this error. This solved the issue for me. The only difference is that MakeMKV can remain open while launching VLC and opening the DVD. VLC can remain open if desired. Open Dis...