The problem existed since SQL Queries (and filtered cursors) were introduced in FoxPro 2.0. I guess you never wrote optimized queries in Fox 2.x. You should use _TALLY system variable for local cursors to determine number of records returned.

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>Sometimes I see that with select-sql queries (.DBF file queries); query empty but recc()#0. I never saw that with foxpro dos. I recently realized that and I don't use if recc()=0 for find empty queries (I use a blank locate and found() ).
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>Why that occurs?
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>I'm not sure but with one of my .dbf file when I delete my binary index I saw that problem being disappeared.