strange icon problem with commercial video dvd

[François Patte]

Le 21/03/2016 22:47, Ed Greshko a écrit :
> 
> 
> On 03/22/16 05:40, François Patte wrote:
>> Le 21/03/2016 15:11, Tim a écrit :
>>> Allegedly, on or about 18 March 2016, François Patte sent:
>>>> I am facing a strange problem with xfce configuration: when I put a
>>>> commercial video dvd in the drive: no icon appears on the desktop. and
>>>> there are error messages in /var/log/messages, like:
>>>>
>>>> blk_update_request: I/O error, dev, sr0 sector 9137664
>>>>
>>>> buffer I/O error on dev sr0, logical block 1142208 async page read
>>>>
>>>> But, I can play the video with vlc without any problem....
>>>>
>>>> If I mount this dvd (say: mount /dev/sr0 /media), no problem, no error
>>>> reported....
>>>>
>>>> When I umount the dvd (umount /media), an icon appears on the desktop
>>>> and immediately disappears.....
>>>>
>>>> This problem does not occur with dvd I recorded myself, nor with any
>>>> other removable media (usb sticks or drives).
>>> An educated guess:  This would be an encrypted, deliberately-faulted
>>> (some discs have deliberate errors that confuse the hell out of
>>> computers, but standalone DVD players will simply bypass), or some other
>>> kind of copyguarded DVD, some of which are a major pain to do anything
>>> with on a Windows OS PC.  Even my old dreaded Windows installation would
>>> refuse to even load some DVDs to look at the files in the file browser,
>>> never mind trying to play them.  Your VLC installation *may* have
>>> support for handling such DVDs in a different manner.
>>>
>>> Of course, it could just be a bad disc (you don't mention whether it's
>>> just one problem disc), or it may need cleaning, or your drive may need
>>> cleaning.
>> This problem occurs with 2 machines (laptop) on which I installed fedora
>> 23. Problem does not occur on a third computer running fedora 21. On one
>> of the laptops where previously installed a debian, and no problem occured.
>>
>> It is not a vlc problem; vlc  mounts and reads these dvd without any
>> problem, I think that it is an xfce problem, but on my fedora 21 I have
>> the same version of xfce as on laptops with fedora 23.
> 
> Is libdvdcss (not a fedora package) installed on your working systems?

Of course! If not vlc does not read dvd. But, is libdvdcss is reponsible
for the display of dvd icons? I am wondering if there is not a bug
there: I took libdvdcss from remi repo (livna was out of order at that
time).

-- 
François Patte
UFR de mathématiques et informatique
Laboratoire CNRS MAP5, UMR 8145
Université Paris Descartes
45, rue des Saints Pères
F-75270 Paris Cedex 06
Tél. +33 (0)1 8394 5849
http://www.math-info.univ-paris5.fr/~patte

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 181 bytes
Desc: OpenPGP digital signature
URL: <http://lists.fedoraproject.org/pipermail/users/attachments/20160321/9d04d6c4/attachment.sig>