At 03:17 PM 27/09/2003 -0700, you wrote:

> > i've disinstalled IBO 4I from D7 ( deleting all relevant *.bpl from
> > Projects\Bpl), translated some strings in IB_Constant.pas and re-
> > installed again.
> > All work OK but as i open old form with some IBOQuery it fires up the
> > error.
> > So i've to compile, recreate the float fields and compile again.
> > But also this way the next time i open the form tha same error.
> >
> > Any help appreciated.
>
>There should be a stub class declared that is just a sub-class of
>TFloatField. You could just replace it manually. In any case, it appears to
>me you don't have all your packages installed.

Or could be that the unit is missing IBODataset in the uses clause. An old
application (IBO3) would have "IBDataset", wouldn't it?

Helen