• Subject: Re: Empty subfile error message
  • From: Jerry Keppler <kepplerj@xxxxxxxxxxxxxxxxxxxxx>
  • Date: Wed, 03 Dec 1997 14:28:26 -0600
  • Organization: Pattonville School District

> All --
> If you display an empty subfile, you get an error and the program
> bombs.
> There is a technique where you write one record to the subfile then
> immediately
> clear the subfile. This prevents the error.
> But; isn't there a more elegant way to avoid this error. If I
> mismember
> correctly, there's a keyword you can use. It's been over two years ...
> ... help!
> Peace,
> -- Don "Losing my memory" Schenck

On the Subfile Control Record there is a keyword called SFLDSP.  This
keyword can be conditioned with an indicator.  If you turn the indicator
which conditions the SFLDSP keyword on only when there are records in
the subfile your program will not bomb due to an empty subfile.

Jerry R. Keppler      Pattonville School District
Computer Programmer   11097 St. Charles Rock Road
(314) 213-8045 Voice  St. Ann, MO 63074-1509
(314) 213-8650 Fax    mailto:kepplerj@pattonville.k12.mo.us
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