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Invalid Offseek - App Freezes - VFP5 - questions?
Message
De
20/06/1997 16:44:54
 
 
À
20/06/1997 16:39:33
Information générale
Forum:
Visual FoxPro
Catégorie:
Problèmes
Divers
Thread ID:
00037227
Message ID:
00037229
Vues:
31
>A very unusual problem:
>I had a dbf that was 1.2G in size and had a 700M cdx - in VFP as a database with some other tables. I took the table out of the database. Then I deleted some records, packed and Then I deleted the cdx (copied it somewhere....:-) ), reindex using a prg to re-build the cdx by hand.
>
>I ran an application and after a while, it can't even seek or browse this table - it keeps getting hosed. If I make the app into an .EXE and run that, I get a "MEMORY IS LOW SO STREAMING OUTPUT UPDATE HAS BEEN DISABLED" error.
>
>
>
>
> I've trapped the error in an application and after 15 records of information (I'm importing data into it from various tables) it gets to the following lines:
>SELECT mytable
>SEEK mVAR
>
>at the seek, the system freezes.
>
>if I do a select by hand and then a BROWSE, it also freezes....
>any ideas?
>
>

It could be bad index. I saw some strange things for high-volume data: table looks OK, until you hit some 'mined' value. Try to issue DELETE TAG ALL and then rebuild all tags from scratch. I got real help from this couple times.
Edward Pikman
Independent Consultant
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