> I don't remember the exact situation where Duplicate failed. I believe
> it was different from where StructCopy failed. If I remember right it
> was something pretty deep - like a struct having an array that had
> structs itself. Eitherway, if you are running 4.5, just get 
> the hot fix.

We had it when we had created queries in shared scope vars
(session/application etc) and then tried to duplicate them. Blew up every
time, taking the server with it.



> -----Original Message-----
> From: Raymond Camden [mailto:[EMAIL PROTECTED]]
> Sent: 13 November 2001 13:53
> To: CF-Talk
> Subject: RE: Request Scope Questions
> 
> 
> Which is not surprising. The issue was that Duplicate was not 
> creating a
> true copy under certain situations. Instead it was creating pointers.
> This then would cause problems just like using app/session/server vars
> w/o locking, as Marianne describes below.
> 
> I don't remember the exact situation where Duplicate failed. I believe
> it was different from where StructCopy failed. If I remember right it
> was something pretty deep - like a struct having an array that had
> structs itself. Eitherway, if you are running 4.5, just get 
> the hot fix.
> 
> ==============================================================
> =========
> Raymond Camden, Principal Spectra Compliance Engineer for Macromedia
> 
> Email    : [EMAIL PROTECTED]
> Yahoo IM : morpheus
> 
> "My ally is the Force, and a powerful ally it is." - Yoda 
> 
> > -----Original Message-----
> > From: Daye, Marianne [mailto:[EMAIL PROTECTED]] 
> > Sent: Tuesday, November 13, 2001 7:45 AM
> > To: CF-Talk
> > Subject: RE: Request Scope Questions
> > 
> > 
> > Well, the 'issue' (to put it mildly) that we experienced 
> > appeared to be one
> > of memory corruption.  We got inconsistent, very vague 
> error messages,
> > sometimes referencing variable names from another application 
> > on the same
> > server.  The problems were very persistent, so if you haven't 
> > been having
> > problems already, you might be safe.  Unfortunately the patch 
> > is only for CF
> > Enterprise (we have Professional), so I resorted to copying 
> > all individual
> > structure keys to Request scope, and locking Session scoped 
> > queries before
> > looping throught them.
> > 
> > Marianne Daye
> > 
> > -----Original Message-----
> > From: gyrus [mailto:[EMAIL PROTECTED]]
> > Sent: Monday, November 12, 2001 10:32 AM
> > To: CF-Talk
> > Subject: Re: Request Scope Questions
> > 
> > 
> > > Bare in mind that CF 4.5 had a.... um, 'issue' with 
> > Duplicate. You can
> > > download a hotfix for it though.
> > 
> > What was the issue?! I've got several sites live that are relying
> > on Duplicate for passing session vars to request scope, and
> > I'm not sure if the hosts have all the latest patches.
> > 
> > - Gyrus
> > 
> > 
> > 
> > 
> 
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