external usb dvdrive and dvd playback

Hello guys

I've the archive list before coming on the mailing list, but I do need some 
help.

I'm  using mandrake 9.1 2.4.21, Nvidia geforce-2mx, external usb2.0 dvddrive

Using ogle 0.9.1 from rpms.  When I try to play Mission impossible 2, I gt 
this error


[dread@localhost dread]$ ogle -u cli /dev/scd1
libdvdread: Using libdvdcss version 1.2.8 for DVD access
libdvdread: DVDDiscId read returned 0 bytes, wanted 18432
libdvdread: Using libdvdcss version 1.2.8 for DVD access

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 0x000029ea
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_01_0.VOB at 0x00002a97
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_01_1.VOB at 0x00002b07
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_02_0.VOB at 0x00002b23
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_02_1.VOB at 0x00002b93
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_03_0.VOB at 0x00041846
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_03_1.VOB at 0x000418b6
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_04_0.VOB at 0x0005ee8f
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_04_1.VOB at 0x0005eeff
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_05_0.VOB at 0x00061eae
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_05_1.VOB at 0x00061f1e
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_06_0.VOB at 0x0007a786
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_06_1.VOB at 0x0009ee00
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_07_0.VOB at 0x002f798a
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_07_1.VOB at 0x002f79fa
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_08_0.VOB at 0x0030d0ce
libdvdread: Elapsed time 0
libdvdread: Get key for /VIDEO_TS/VTS_08_1.VOB at 0x0030d13e
libdvdread: Elapsed time 0
libdvdread: Found 8 VTS's
libdvdread: Elapsed time 0
FATAL[ogle_mpeg_ps]: dvdreadblocks failed
[dread@localhost dread]$

I think any cd that is encrpyted does not work.  One that work are Magnificent 
Warrior, Snake in the eagles shadow,  and La Haine.  I don't think these are 
encrpyted but I could be wrong.

The Mission impossible 2 works on windows but not on linux any help much 
appreciated 

doggiebone