Adobe Acrobat Reader 8.0
Dov Isaacs
isaacs at adobe.com
Fri Nov 3 16:42:19 PST 2006
Steve,
No, Adobe Reader really isn't a "stand-alone program that
can co-exist in multiple versions."
Installation of Reader includes browser plug-ins, icon-handlers,
file associations, registry entries, etc. all of which are
candidates for conflicts.
The problems that I mention are more prevalent under Windows
than on Mac, but even the Mac has issues with such parallel
installations. Some program must respond to double clicks
to open/process files from the user interface.
For the full Acrobat product, the web is even more tangled with
PostScript driver plug-ins, port monitors, etc.
- Dov
> -----Original Message-----
> From: Steve Rickaby [mailto:srickaby at wordmongers.demon.co.uk]
> Sent: Friday, November 03, 2006 9:54 AM
> To: Dov Isaacs; Gillian Flato; framers at FrameUsers.com
> Subject: RE: Adobe Acrobat Reader 8.0
>
> At 09:37 -0800 3/11/06, Dov Isaacs wrote:
>
> >This is a good time, though, to repeat my warning that you
> should not attempt to have either multiple versions of
> Acrobat, multiple versions of Reader, and/or mixtures of
> Acrobat and Reader installed on a given system.
>
> Why, Dov? Reader, surely, is a stand-alone program that can
> co-exist happily in multiple versions?
>
> > Although it is possible to coerce the installers to do
> that, it is neither endorsed nor supported by Adobe. Many,
> many problems that we hear about with regards to anything PDF
> ultimately get traced to attempts to have anything more than
> one version of Acrobat or of Reader installed on one system.
>
> I hear you. One version of Acrobat Pro only makes sense, and
> certainly the version of Pro should match the version of
> Distiller... but Reader? Ok, 7 Pro can probably create PDF
> versions or features that Reader 6 doesn't understand, but we
> can allow for that. Freelances, in particular, often need
> many tools in their tool-chest, and are extremely loath to
> delete old versions of software that might one day be needed.
>
> FWIW, I've had 5 Pro and 6 Pro on a Mac for several years, as
> well as Reader 7, without any apparent ill effects. In fact,
> I can remember several instances a few years back when
> Distiller 6 would not distill something, but Distiller 5
> would, getting me out of Postscript-error hell.
>
> I can understand why Adobe might not want to support this
> sort of mix, though.
>
> --
> Steve
>
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