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Date:      Wed, 18 Oct 2006 20:41:18 -0700
From:      Garrett Cooper <youshi10@u.washington.edu>
To:        freebsd-questions@freebsd.org
Subject:   Re: can burn cd's, can't read once burnt
Message-ID:  <4536F3DE.7040306@u.washington.edu>
In-Reply-To: <4536E4CD.7000809@open-networks.net>
References:  <4536377D.2020909@open-networks.net>	<DCF6237729DF63FBB5AFB615@utd59514.utdallas.edu>	<4536BFFB.1060303@open-networks.net>	<4536DD8A.9020003@u.washington.edu> <4536E4CD.7000809@open-networks.net>

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Timothy Smith wrote:
> Garrett Cooper wrote:
> 
> Timothy Smith wrote:
>  
> 
>>>> Paul Schmehl wrote:
>>>>
>>>>   
>>>>> --On Thursday, October 19, 2006 00:17:33 +1000 Timothy Smith
>>>>> <timothy@open-networks.net> wrote:
>>>>>
>>>>>     
>>>>>> i have an odd issue with 6.0 that i've been trying to solve for
>>>>>> ages and
>>>>>> nobody seems to know how to answer.
>>>>>>
>>>>>> 1. i can mount any cd's or dvd's THAT I DIDN'T BURN. makes no
>>>>>> difference
>>>>>> what media is used.
>>>>>>
>>>>>> 2. i burn a dvd like so
>>>>>>
>>>>>> growisofs -dvd-compat -Z /dev/cd0=bailes.iso
>>>>>>
>>>>>>       
>>>>> Are you sure this shouldn't be
>>>>> growisofs -dvd-compat -Z /dev/acd0=bailes.iso ?
>>>>>
>>>>> Paul Schmehl (pauls@utdallas.edu)
>>>>> Adjunct Information Security Officer
>>>>> The University of Texas at Dallas
>>>>> http://www.utdallas.edu/ir/security/
>>>>>     
>>>> not unless the freebsd handbook is wrong.
>>>> it burns the dvd, i just can't mount it on this computer. i can mount
>>>> under windows.
>>>>   
> 
>     Not sure, but it's either UDF or ISO9660 format, and if you
> don't have the correct support built into your kernel or if you don't
> have the right fs mentioned in fstab, the kernel/mount will refuse to
> mount the DVD since it doesn't know how to interpret the contents. Try
> either mounting with -t udf or -t auto and see if you can mount the disk.
>     Also, if the DVD is an audio DVD, you can't mount it; just use a
> program like xMMs to play it directly by setting up the CDROM plugin
> properly.. You need to be a part of the operator group, or set the
> permissions for the drive properly in order to mount it.
> -Garrett
>
> none of the above apply, since i can mount the original dvd just fine,
> but i can't mount the burnt image. :/ i'm at a loss with what to do

Cheap DVDs? Old DVD burner firmware? Upgrading your firmware may help a
lot in this case, as it did for me with my cheap media in my Phillips
DVD+/-RW drive..
- -Garrett
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