Here's part of the mkv rip log - there are only a few 'fail' lines shown, but that repeats for a while.....
DVDFab 8.2.2.6 (2013/01/18 20:30:55)
0m 00.39s: Start check info : multi
0m 00.39s: Start get sys number.
0m 00.39s: Serial number is: A14A879D-B1B5-561C-BAE0-33A3FBB7B4D2
0m 00.80s: GPUAccelerate: 12582912
0m 00.80s: CUDA cap: 0
0m 00.80s: Support coreavc decode: 0
0m 00.80s: Graphics info: : :
0m 00.81s: Qt Translator file load success
0m 01.01s: Load config successful.
0m 01.01s: Init profile data driver sucessful.
0m 01.20s: Times of connecting error is: 0
0m 01.67s: Load profiles from "/Applications/DVDFab.app/Contents/MacOS/" successful.
0m 01.70s: Init GPU settings sucessful.
0m 01.71s: End check info.
0m 01.71s: option dvd2dvd 1 dvd2mobile 1 bluray2bluray 1 bd2mobile 1 bd23d 1 bd2dvd 1 file2dvd 1 file2bluray 1 file2mobile 1 filemover 1
0m 01.71s: dvd2dvd:dvd2mobile:blu-ray2blu-ray:blu-ray2mobile:blu-ray23d:blu-ray2dvd:file2mobile:file2dvd:file2bluray:
0m 01.80s: Config ExBar successful.
0m 01.80s: dvd2dvd have 8 elements.
0m 01.92s: dvd2mobile have 29 elements.
0m 02.33s: blu-ray2blu-ray have 4 elements.
0m 02.36s: blu-ray2mobile have 14 elements.
0m 02.56s: blu-ray23d have 6 elements.
0m 02.64s: blu-ray2dvd have 1 elements.
0m 02.66s: file2mobile have 28 elements.
0m 03.08s: file2dvd have 1 elements.
0m 03.10s: file2bluray have 1 elements.
0m 03.22s: Config work ui controls successful.
0m 03.23s: Init burn engine successful.
0m 03.58s: StartNotify successful.
0m 03.58s: opening drive B
0m 03.58s: service name: IOBDServices
0m 03.58s: device name: disk1, bsdid=1
0m 03.58s: opened i/o
0m 03.58s: got media type 15
0m 04.27s: got max lba 21698719
0m 05.12s: got disc type 20
0m 05.12s: type Blu-ray BDMV
0m 05.12s: volume label WATCHMEN_ULTIMATE_CUT
0m 05.17s: aacs 1 bd+ 0
0m 47.58s: Java protection is removed by StealthyClone anti-protection.
0m 47.66s: got discinfo
0m 48.90s: got bdmv
0m 48.91s: Vendor: Slimtype
0m 48.91s: Product: BD E DS4E1S
0m 48.91s: Revision: EP58
0m 48.91s: Vendor specific: 2010-07-08 14:16
0m 48.91s: AACS version: 1
0m 48.91s: Number of concurrent AGIDs: 2
0m 48.91s: Supports bus encryption: NO
0m 48.91s: Supports binding nonce generation: NO
0m 48.91s: Supports Hybrid discs: NO
0m 48.91s: got agid 0
0m 48.97s: sent host cert chal
0m 48.97s: got drive cert chal
0m 48.97s: BEC 0
0m 48.97s: DRIVE_VENDOR 0x0080
0m 49.05s: got drive key
0m 49.05s: got host key signature
0m 49.05s: verified drive signature
0m 49.05s: verified host signature
0m 49.13s: sent host signature and key point
0m 49.13s: got bus key
0m 49.13s: got agid 0
0m 49.19s: sent host cert chal
0m 49.20s: got drive cert chal
0m 49.20s: BEC 0
0m 49.20s: DRIVE_VENDOR 0x0080
0m 49.27s: got drive key
0m 49.27s: got host key signature
0m 49.27s: verified drive signature
0m 49.28s: verified host signature
0m 49.35s: sent host signature and key point
0m 49.36s: got bus key
0m 52.26s: got volume id
0m 52.26s: got volume id mac
0m 52.26s: volume id is correct
0m 52.27s: got vid
0m 52.47s: blu-ray 49B9BED28921DAB126759DC61BB9329A6C14AC58
0m 52.97s: cert BEE=0x00 same
0m 54.63s: D D658ED13
0m 54.64s: got vuk
0m 55.69s: got unit key 1
1m 12.81s: got extended bdinfo
1m 12.81s: opened blu-ray
1m 24.85s: WorkAttr::Init Start
1m 24.87s: WorkAttr::Init OK: mkv.remux
2m 10.72s: WorkAttr::Init Start
2m 10.74s: WorkAttr::Init OK: mkv.h264.ac3
2m 26.68s:
------ begin mobile work(1/1) ------
2m 26.68s: info: create config(5)
2m 26.68s: info: convert profile(mkv.h264.ac3)
2m 26.68s: info: bluray playlist(1),angle(0),chapter(1->52),3D(0)
2m 26.68s: info: streams((4113.2)(4352.2))
2m 31.90s: info: set output video frame_rate(24000/1001)
2m 31.91s: info: enable multi-thread software decoder
2m 33.07s: info: h264_encode: encode param profile(2) level(41) bitrate(5524)
2m 37.14s: info: processing source(00018.m2ts)
65m 23.64s: audio_decode: decode audio frame(id=truehd, pts=3180.51 sec, size=150) failed
65m 23.70s: audio_decode: decode audio frame(id=truehd, pts=3180.51 sec, size=148) failed
65m 23.70s: audio_decode: decode audio frame(id=truehd, pts=3180.51 sec, size=148) failed
Andy