Stan Sieler wrote:
> Re:
>
>
>
>>John R. Wolff wrote:
>>  > 10) MPE gives us the major benefit of compatibility from one release of the
>>  > OS to the next, each release upgrading capability without trashing
>>  > applications and jobs which have already been developed.  Upgrading of
>>  > applications can be independent from the OS and from each other!
>
> ...
> Greg writes:
>
>>With all due respect, this is flat wrong. You imply that you can't
>>upgrade the OS under an application. I've done it plenty of times.
>
>
> (I'm jumping into the middle of the thread...)
>
> Sorry, but John's the "most correct" on this one, although I see
> Greg's side: some applications won't have a compatibility problem from,
> say, 10.x to 11.x ... but many do.
>
> Even *HP* internal people have run into this problem.  My wife's group
> in Cupertino hit it from 10.x to 11.x, for example.
>
> Even *HP* admits the problem: they offer migration consulting to migrate from
> 10.x to 11i.  (They might call it "upgrade consulting" or something)
> ...I got an offer from them yesterday about the service!
>
> HP hasn't had to offer that for any MPE XL or MPE/iX version changes :)

I don't believe John to be "most correct" on this one, so we'll have to
agree to disagree. I don't deny that some applications have had issues;
just not that ALL applications had issues, as John said.

--
Greg Cagle
gregc at gregcagle dot com

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