Likewise, I haven't experience VDos working slow on Win7-64bit. 

What about Windows 8? Would DP  work at least like it does on Win7-64bit using 
VDos?

Malkie

> Thanks Tim and Don.
> 
> My experience difference then is that I have not run any large reports in a 
> long time, and I don't 
> recall that I've even exported and reloaded a large dataset since using vDos.
> 
> Don
> 
> On 23/07/2015 12:56 AM, Don Friedman wrote:
>     Dan - all that is true. However, in my experience there are other 
> functions that are terribly 
>     slow, so slow in fact that I keep other older machines around to run 
> those routines. Of 
>     course, I'm talking about larger databases. Imports and the running of 
> reports come to 
>     mind. I once measured the same report running under VDos and straight 
> from DOS 
>     (mounted on a Vista machine) - my DOS report ran in about 20 minutes, 
> under VDos it 
>     took almost two hours. I gave up trying to import large datasets under 
> VDos for the same 
>     reason. 
>     Otherwise, I really enjoy having VDos available to me and use it for 
> functions that don't 
>     require speed - report writing, building panels, inquiries of a lookup 
> nature and the like. It 
>     is solid as a rock as far as I can tell. Then again, I lead a relatively 
> uncomplicated data life 
>     and never print from DP.
> 
> Don Don Friedman
> ProfessionalRecords.Com LLC
> PRS Data Systems
> 205 S Main Street
> Pittsburgh, PA   15215
> 412-784-1600 - 1-800-PRS-FILE 
> 412-784-1615 Fax
> 
> 
> 
> 
> 
> On Wed, Jul 22, 2015 at 9:52 PM, Don Codling <[email protected]> wrote:
>     I don't understand why you say vDos slows down DP, Tim. DP is greased 
> lightning for me 
>     running vDos on Win 7 - 64 bit. I don't think I've run any really large 
> reports since starting 
>     to work DP on vDos, but it loads virtually instantly - less than a 
> second, and switches from 
>     one to another database even faster, if possible, opens pages faster than 
> I can time it ...
>     
>     Don Codling 
>     
>     On 22/07/2015 6:48 PM, Tim Rude wrote:
>     DP (and any other 16-bit DOS app) will not run natively under Win-7 
> 64-bit. The 
>     32-bit OS can run 16-bit apps.
>     
>     To run under 64-bit Windows you have to use a DOS emulator like VDOS. Or 
> you 
>     can run a virtual machine (using Virtual PC, VirtualBox, etc.) with a 
> compatible 
>     OS installed and run DP inside it. VDOS is simplest but does slow DP down 
> a bit.
>     
>     On 7/22/2015 10:30 AM, Jens Thorvald Høeg wrote:
>     Dear ALL
>     There was just a related question. Sorry to ask what has already been 
>     discussed I believe but
>     
>     1) Can you run Dataperfect under WIN-7 64 bit (it runs under 32 bit of 
>     course, I do that)
>     
>     2) If so, what do you have to do? 
>     
>     Best regards
>     
>     Jens using Dataperfect since 1989!
>     
>     
>     Jens T Høeg, dr,scient, ph.d.
>     Always remember Chelmno, Belzec, Sobibor, Treblinka, Majdanek and 
>     Auschwitsch
>     Marine Biology Section - Department of Biology
>     University of Copenhagen
>     Universitetsparken 4 - DK-2100
>     Copenhagen DENMARK
>     +45 28751247 [email protected]
>     
> 
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