Thanks to the help of blackopus on #ubuntu, I have managed to get VLC to play protected discs. However, there is no sound. Sound is working fine on the rest of my system.

Here is the output:

Code:
libdvdnav: Using dvdnav version 0.1.10 from http://dvd.sf.net
libdvdread: Using libdvdcss version 1.2.9 for DVD access
libdvdnav: DVD Title: <Vantage Point>
libdvdnav: DVD Serial Number: 38b186bb
libdvdnav: DVD Title (Alternative): Vantage Point
libdvdnav: Unable to find map file '/home/chris/.dvdnav/<Vantage Point>.map'
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdnav: DVD disk reports itself with Region mask 0x00f50000. Regions: 2 4

libdvdread: Attempting to retrieve all CSS keys
libdvdread: This can take a _long_ time, please be patient

libdvdread: Get key for /VIDEO_TS/VIDEO_TS.VOB at 0x00000200
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_01_0.VOB at 0x0001bd4c
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_01_1.VOB at 0x0003b975
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_02_0.VOB at 0x002dfeb5
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_02_1.VOB at 0x002dff02
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_03_0.VOB at 0x0035a935
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_03_1.VOB at 0x0035a982
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_04_0.VOB at 0x003a3e09
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_04_1.VOB at 0x003a3e56
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_05_0.VOB at 0x003a7537
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_05_1.VOB at 0x003a7584
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_06_0.VOB at 0x003af08e
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_06_1.VOB at 0x003af0db
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_07_0.VOB at 0x003baed8
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_07_1.VOB at 0x003baf25
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_08_0.VOB at 0x003c6922
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_08_1.VOB at 0x003c696f
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_09_0.VOB at 0x003c7d41
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_09_1.VOB at 0x003c7d8e
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_10_0.VOB at 0x003c8d29
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_10_1.VOB at 0x003c8d76
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_11_0.VOB at 0x003cc007
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_11_1.VOB at 0x003cc054
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_12_0.VOB at 0x003cc2de
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_12_1.VOB at 0x003cc32b
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_13_0.VOB at 0x003cfbfb
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_13_1.VOB at 0x003cfc48
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_14_0.VOB at 0x003d0317
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_14_1.VOB at 0x003d0364
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_15_0.VOB at 0x003d0b26
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_15_1.VOB at 0x003d0b73
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_16_0.VOB at 0x003d11ab
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_16_1.VOB at 0x003d11f8
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_17_0.VOB at 0x003d192d
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_17_1.VOB at 0x003d197a
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_18_0.VOB at 0x003d202e
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_18_1.VOB at 0x003d207b
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_19_0.VOB at 0x003d2673
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_19_1.VOB at 0x003d26c0
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_20_0.VOB at 0x003d2c74
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_20_1.VOB at 0x003d2cc1
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_21_0.VOB at 0x003d3266
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_21_1.VOB at 0x003d32b3
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_22_0.VOB at 0x003d3922
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_22_1.VOB at 0x003d396f
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_23_0.VOB at 0x003d3fea
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_23_1.VOB at 0x003d4037
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_24_0.VOB at 0x003d475c
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_24_1.VOB at 0x003d47a9
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_25_0.VOB at 0x003d4e94
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_25_1.VOB at 0x003d4ee1
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_26_0.VOB at 0x003d551b
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_26_1.VOB at 0x003d5568
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_27_0.VOB at 0x003d5b8d
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_27_1.VOB at 0x003d5bda
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_28_0.VOB at 0x003d6236
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_28_1.VOB at 0x003d6283
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_29_1.VOB at 0x003d6828
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_30_1.VOB at 0x003d6889
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_31_1.VOB at 0x003d9efb
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_32_1.VOB at 0x003dba88
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_33_1.VOB at 0x003ea185
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_34_1.VOB at 0x003ebf9e
libdvdread: Elapsed time 0
libdvdread: Found 34 VTS's
libdvdread: Elapsed time 0
[00000343] a52 decoder: A/52 channels:2 samplerate:48000 bitrate:192000
[00000381] a52 decoder: A/52 channels:6 samplerate:48000 bitrate:448000
libdvdnav: Suspected RCE Region Protection!!!
[00000389] a52 decoder: A/52 channels:2 samplerate:48000 bitrate:192000
[00000398] a52 decoder: A/52 channels:6 samplerate:48000 bitrate:384000
[00000407] a52 decoder: A/52 channels:6 samplerate:48000 bitrate:384000
[00000416] a52 decoder: A/52 channels:6 samplerate:48000 bitrate:384000
And here is the output when I do what this post says:

Code:
0000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_13_0.VOB at 0x003cfbfb
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_13_1.VOB at 0x003cfc48
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_14_0.VOB at 0x003d0317
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_14_1.VOB at 0x003d0364
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_15_0.VOB at 0x003d0b26
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_15_1.VOB at 0x003d0b73
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_16_0.VOB at 0x003d11ab
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_16_1.VOB at 0x003d11f8
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_17_0.VOB at 0x003d192d
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_17_1.VOB at 0x003d197a
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_18_0.VOB at 0x003d202e
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_18_1.VOB at 0x003d207b
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_19_0.VOB at 0x003d2673
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_19_1.VOB at 0x003d26c0
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_20_0.VOB at 0x003d2c74
libdvdread: Elapsed time 1
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_20_1.VOB at 0x003d2cc1
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_21_0.VOB at 0x003d3266
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_21_1.VOB at 0x003d32b3
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_22_0.VOB at 0x003d3922
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_22_1.VOB at 0x003d396f
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_23_0.VOB at 0x003d3fea
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_23_1.VOB at 0x003d4037
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_24_0.VOB at 0x003d475c
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_24_1.VOB at 0x003d47a9
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_25_0.VOB at 0x003d4e94
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_25_1.VOB at 0x003d4ee1
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_26_0.VOB at 0x003d551b
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_26_1.VOB at 0x003d5568
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_27_0.VOB at 0x003d5b8d
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_27_1.VOB at 0x003d5bda
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_28_0.VOB at 0x003d6236
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_28_1.VOB at 0x003d6283
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_29_1.VOB at 0x003d6828
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_30_1.VOB at 0x003d6889
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_31_1.VOB at 0x003d9efb
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_32_1.VOB at 0x003dba88
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_33_1.VOB at 0x003ea185
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Get key for /VIDEO_TS/VTS_34_1.VOB at 0x003ebf9e
libdvdread: Elapsed time 0
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdread: Found 34 VTS's
libdvdread: Elapsed time 4
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
[00000343] a52 decoder: A/52 channels:2 samplerate:48000 bitrate:192000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
[00000383] a52 decoder: A/52 channels:6 samplerate:48000 bitrate:448000
libdvdnav: Could not locate block
libdvdnav: Error when seeking
libdvdnav: FIXME: Implement seeking to location 14520
[00000292] main input error: INPUT_CONTROL_SET_POSITION(_OFFSET) 100.0% failed
libdvdnav: Could not locate block
libdvdnav: Error when seeking
libdvdnav: FIXME: Implement seeking to location 14524
[00000292] main input error: INPUT_CONTROL_SET_POSITION(_OFFSET) 100.0% failed
libdvdnav: Error when seeking
libdvdnav: FIXME: Implement seeking to location 0
[00000292] main input error: INPUT_CONTROL_SET_POSITION(_OFFSET) 100.0% failed
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
libdvdnav: Suspected RCE Region Protection!!!
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
[00000391] a52 decoder: A/52 channels:2 samplerate:48000 bitrate:192000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
[00000400] a52 decoder: A/52 channels:6 samplerate:48000 bitrate:384000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
[00000410] a52 decoder: A/52 channels:6 samplerate:48000 bitrate:384000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
*** Zero check failed in ifo_read.c:327
    for vmgi_mat->zero_6 = 0x0000001600000000000000000000000000000000000000000000000000000000
[00000418] a52 decoder: A/52 channels:6 samplerate:48000 bitrate:384000
Either way, I get no sound, any ideas?