>>>When I run my vfp5 app on NT4/SP4 and go to a certain process, I get the above message & good old Doc Watson. Under Win95, there has never been a problem like this. I guess I'll have to install vfp5 to debug, but has anyone ever encountered this problem?
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>>That's usually a sign of data/index corruption. Try re-creating your index files first.
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>Hmmm...yes, I'm familiar with that, but...I had opened the tables, and all appeared well with indexes. I opened the DBC, did a VALI DATA, and all was well. Ran it again in Win95, all was well, data looked fine, sorts worked, etc...
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>Then I took your advice, and ran my Reindex.prg. Now it runs fine in NT. I must say thanks Fred, but -- is NT more sensitive, or something?

You've got me. I've not noticed any real differences between 95 and NT as far as that goes. All I know, is that since we switched from Novell 4 to NT 4 a couple of years ago, we don't have anywheres near the corruption problems we did back then.