Thanks Ronnie, VLC it is then
Severin

Sent from my iPhone

> On 17 Dec 2015, at 1:59 PM, Ronni Brown <ro...@mac.com> wrote:
> 
> Hi Severin,
> 
> The Code appears to be identical to Yosemite, but I did suspected this would 
> possibly occur. 
> As I mentioned previously the 'System Integrity protection… the added 
> security in El Capitan. 
> Protecting people from making errors when making any changes to system files, 
> which could damage the OS.
> 
> So you would either require to the Apple USB SuperDrive (like I have for my 
> MBA) which DVD Player recognises and it works very well. Not that I’ve used 
> it much at all as I tend to use my MBP for any DVD work.
> Cheers,
> 
> Ronni
> 
>> On 17 Dec 2015, at 1:10 PM, Severin Crisp <sevcr...@westnet.com.au> wrote:
>> 
>> Almost but not quite!  
>> I have successfully modified a copy of the file but on trying to paste 
>> the"saved as" copy back over the original I get the circe with the line 
>> through symbol.  Same with the ready patched file downloaded.   I suspect it 
>> is an El Capitan security thing and requires Terminal commands to achieve 
>> what I want to  do.  The documentation you sent was good up to Yosemite but 
>> no statement beyond that.  
>> Severin
>> 
>>> On 15 Dec 2015, at 10:41 PM, Severin Crisp <sevcr...@westnet.com.au> wrote:
>>> 
>>> Got its many thanks Ronni
>>> 
>>>> On 15 Dec 2015, at 7:30 PM, Ronni Brown <ro...@mac.com> wrote:
>>>> 
>>>> Ok Severin,
>>>> 
>>>> I’ve posted the document to your email address.
>>>> 
>>>> Cheers,
>>>> Ronni
>>>> 
>>>>> On 15 Dec 2015, at 5:17 PM, Severin Crisp <sevcr...@westnet.com.au> wrote:
>>>>> 
>>>>> Thanks Ronni I would like to try that - I found something similar on CNET 
>>>>> but not for El Capitan
>>>>> Currently swimming in Albany SS stuff!
>>>>> Severin
>>>>> 
>>>>> Sent from my iPhone
>>>>> 
>>>>>> On 15 Dec 2015, at 4:27 PM, Ronni Brown <ro...@mac.com> wrote:
>>>>>> 
>>>>>> Hi again Severin,
>>>>>> 
>>>>>> I’ve managed to locate a ‘lost’ folder in my backups with the 
>>>>>> instructions how to change the DVD player option from looking at an 
>>>>>> Internal optical drive to a External optical drive - Apple Inc had 
>>>>>> encoded a check into OS X to verify whether the attached USB optical 
>>>>>> drive is in fact an Apple USB SuperDrive. If not, ‘tell the user that 
>>>>>> DVD Player will not play nice’ which translated in OS X speak is - “A 
>>>>>> valid DVD drive could not be found [-70012]”.
>>>>>> 
>>>>>>  "How to Get An External Optical Drive Working With DVD Player 
>>>>>> Application”.
>>>>>> As I already had an Apple USB SuperDrive before purchasing my MacBook 
>>>>>> Air, I did not need to use the instructions how to modify the 
>>>>>> DVDPlayback framework.
>>>>>> If you do want to give it a try to modify the DVDPlayback framework so 
>>>>>> DVD Player 'will/might' recognise your external DVD player.
>>>>>> I can email you the documentation off-list. 
>>>>>> Just make sure before you do any modification, you backup(copy) your 
>>>>>> existing DVDPlayback framework file according to the instructions in the 
>>>>>> documentation.
>>>>>> 
>>>>>> In the Update 25 July 2015  - you can download an already modified 
>>>>>> version of the DVDPlayback framework file.
>>>>>> which already has Replaced all the words “internal” with “external” 
>>>>>> within the Hexadecimal language DVDPlayback framework file.
>>>>>> 
>>>>>> If you find it doesn’t work for your external DVD player, just replace 
>>>>>> the modified file by placing the unmodified file you ‘previously Saved’ 
>>>>>> onto the same location and let it overwrite the modified file. 
>>>>>> 
>>>>>> Cheers,
>>>>>> Ronni 
>>>>>> 
>>>>>>> On 15 Dec 2015, at 2:19 PM, Ronda Brown <ro...@mac.com> wrote:
>>>>>>> 
>>>>>>> Yes Severin,
>>>>>>> There used to be a work around by replace the dvdplayback.framework 
>>>>>>> file, 
>>>>>>> (“/System/Library/Frameworks/DVDPlayback.framework/Versions/A/DVDPlayback”)
>>>>>>>  --  but that doesn't work anymore as the files are not there anymore, 
>>>>>>> because of System Integrity protection...
>>>>>>> 
>>>>>>> The best solution seems to be - use VLC as I mentioned previously.
>>>>>>> 
>>>>>>> Cheers,
>>>>>>> Ronni
>>>>>>> 
>>>>>>> Sent from Ronni's iPad4
>>>>>>> 
>>>>>>> 
>>>>>>>> On 15 Dec 2015, at 1:53 PM, Severin Crisp <sevcr...@westnet.com.au> 
>>>>>>>> wrote:
>>>>>>>> 
>>>>>>>> This is documented with that error!!
>>>>>>>> 
>>>>>>>>> On 15 Dec 2015, at 1:50 PM, Severin Crisp <sevcr...@westnet.com.au> 
>>>>>>>>> wrote:
>>>>>>>>> 
>>>>>>>>> A penny has just dropped - maybe?   
>>>>>>>>> In Yosemite days I converted my iMac to a Fusion Drive (a brilliant 
>>>>>>>>> move!) but this required removal of the DVD drive for installation of 
>>>>>>>>> the SSD.  Afterwards there was still no problem playing DVDs with DVD 
>>>>>>>>> player on plugged in external drives.  
>>>>>>>>> This is no longer the case and DVD drive opens with the message
>>>>>>>>>       A valid DVD drive could not be found (-70012)
>>>>>>>>> I suspect this is the problem. 
>>>>>>>>>  Severin
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>>> On 15 Dec 2015, at 10:18 AM, Severin Crisp <sevcr...@westnet.com.au> 
>>>>>>>>>> wrote:
>>>>>>>>>> 
>>>>>>>>>> Plays fine on VLC
>>>>>>>>>> Severin
>>>>>>>>>> 
>>>>>>>>>>> On 15 Dec 2015, at 9:08 AM, Ronni Brown <ro...@mac.com> wrote:
>>>>>>>>>>> 
>>>>>>>>>>> Hi Severin,
>>>>>>>>>>> 
>>>>>>>>>>> I’m not having any trouble playing DVD discs in OS X El Capitan 
>>>>>>>>>>> 10.11.2 DVD Player.
>>>>>>>>>>> 
>>>>>>>>>>> Have you tired playing the DVD with VLC.app (Media Player)?
>>>>>>>>>>> 
>>>>>>>>>>> 1. Insert the DVD - then select (click once highlight) the DVD icon 
>>>>>>>>>>> when it appears on the Desktop
>>>>>>>>>>> 
>>>>>>>>>>> 2. Open VLC.app (if you don’t already have it open)
>>>>>>>>>>> 
>>>>>>>>>>> 3. In the VLC Menu - Go to “File > Open Disc” 
>>>>>>>>>>> Select “Disc” button - then click Open (which will be blue)
>>>>>>>>>>> 
>>>>>>>>>>> If still no success, we need more details. Are you receiving any 
>>>>>>>>>>> error message?
>>>>>>>>>>> What format is the disc - UDF (Universal Disk Format)?
>>>>>>>>>>> What video format is the media file on the disc?
>>>>>>>>>>> 
>>>>>>>>>>> Cheers,
>>>>>>>>>>> Ronni
>>>>>>>>>>> 
>>>>>>>>>>>> On 14 Dec 2015, at 5:10 PM, Severin Crisp 
>>>>>>>>>>>> <sevcr...@westnet.com.au> wrote:
>>>>>>>>>>>> 
>>>>>>>>>>>> I have found that in El Capitan DVD player "can not recognise 
>>>>>>>>>>>> valid DVD"
>>>>>>>>>>>> Internet discussion suggests resetting PRAM as  a fix but not for 
>>>>>>>>>>>> me
>>>>>>>>>>>> I have 2 separate drives and on both of them  
>>>>>>>>>>>> MPEG stream  clip mounts and plays
>>>>>>>>>>>> The discs used to play before El Capitan
>>>>>>>>>>>> Help please
>>>>>>>>>>>> Severin Crisp
>>>>>>>>>>>> 
>>>>>>>>>>>> Sent from my iPhone
> 
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