Subject Re: [IBO] On Prepare change exception
Paul,

This error would be clarified to you by examining the SQL Trace monitor.
Your SELECT statement and KeyLinks need to be defined. Seems you must have a
JOIN or something.

Regards,
Jason Wharton
CPS - Mesa AZ
http://www.ibobjects.com

-- We may not have it all together --
-- But together we have it all --


"Paul Gallagher" <paul@...> wrote in message
news:aqg5k0$gof$1@......
> I have a situation with an IB_Query in which I am changing a parameter.
> RefeshOnParamChange is true. The query has it's key source and keylinks
set
> to another query. Problem is there are instances in which I get a
"multiple
> rows in singleton select" error. The error I believe is caused from having
> an empty result set. Not sure why I get the error I am getting.
>
> I am having trouble figuring out a way to trap for this error. I have
tried
> manually closing the dataset with RefreshOnParam set to false, then change
> parameters and using a Try...Except on the open method, but the error does
> not get raised in the open method.
>
> Anyone got some insight on this?
>
> Thanks,
> Paul
>
>
>
>
___________________________________________________________________________
> IB Objects - direct, complete, custom connectivity to Firebird or
InterBase
> without the need for BDE, ODBC or any other layer.
>
___________________________________________________________________________
> http://www.ibobjects.com - your IBO community resource for Tech Info
papers,
> keyword-searchable FAQ, community code contributions and more !
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>