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#13148 - 08/08/2000 18:40 empeg clone problems
Liufeng
member

Registered: 14/09/1999
Posts: 149
Loc: Alaska
I'm using Win98. Trying to clone my mark I to my mark II via USB. The clone program begins to clone ok but about an hour after it begins I get this error message and an illegal operation:

Failed to execute PARTIAL READ of FID 0xce0. with result 0xffffff92


Only about a third of the empeg was copied.

Reg_2845 Mark 1 #00173, Mark 2 on order.
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Reg #2845: Mark 1 #00173, Mark 2 #119, Mark 2a

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#13149 - 09/08/2000 05:27 Re: empeg clone problems [Re: Liufeng]
Derek
addict

Registered: 16/08/1999
Posts: 453
Loc: NRW, Germany
According to Mac if you turn on logging in emplode, empegClone will also produce a log file that may help with debugging.

(list 6284, S/N 00299, 4 gig blue)
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(list 6284, Mk1 S/N 00299 4GB blue [sold]. Mk2 S/N 080000094 20GB blue)

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#13150 - 16/08/2000 09:40 Re: empeg clone problems [Re: Liufeng]
mac
addict

Registered: 20/05/1999
Posts: 411
Loc: Cambridge, UK
Right, I think we've got to the bottom of this particular problem. It appears that the sample code we used as a template to write the Windows USB driver was never intended to work from multithreaded programs. empegClone is a multithreaded program. :-(

In our tests we managed to bring down the whole USB bus until _all_ USB devices were removed from the system - not just empeg car players.

By adding some mutual exclusion it now no longer dies in this way thus allowing the clone program to work correctly. Some other modifications have been made to the error handling logic.

A new version of empegClone will form part of the 1.01 release which is due over the next week. If you are having problems and need it sooner then please email [email protected].

--
Mike Crowe
I may not be speaking on behalf of empeg above :-)
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--
Mike Crowe

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#13151 - 16/08/2000 09:51 Re: empeg clone problems [Re: mac]
tfabris
carpal tunnel

Registered: 20/12/1999
Posts: 31600
Loc: Seattle, WA
Don't you just love it when Microsoft's own example code doesn't work?

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Tony Fabris
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Tony Fabris

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#13152 - 16/08/2000 09:52 Re: empeg clone problems [Re: tfabris]
Roger
carpal tunnel

Registered: 18/01/2000
Posts: 5683
Loc: London, UK
Example code? Hell, some of their release code doesn't work.


Roger - not necessarily speaking for empeg
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-- roger

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