Please search the archives. I have mentioned this numerous times.
HINT: Use the dbHandle and dbHandleShared properties of TIB_Connection.
See the help file as well.

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

----- Original Message -----
From: "Yosvany Gonzalez Galban" <universo@...>
To: <IBObjects@yahoogroups.com>
Sent: Friday, October 12, 2001 11:01 AM
Subject: RE: [IBO] INVALID POINTER OPERATION !


> > Also, don't pass the connection reference. Share the connection
> > handle into
> > a connection object owned by the DLL.
>
> How?, if it is not a lot to request.
>
> Greetings,
> Yosvany.
>
> > -----Mensaje original-----
> > De: Jason Wharton [mailto:jwharton@...]
> > Enviado el: viernes, 12 de octubre de 2001 1:30 p.m.
> > Para: IBObjects@yahoogroups.com
> > Asunto: Re: [IBO] INVALID POINTER OPERATION !
> >
> >
> > Are you using ShareMem in both the EXE and DLL?
> >
> > Also, don't pass the connection reference. Share the connection
> > handle into
> > a connection object owned by the DLL.
> >
> > Jason Wharton
> > CPS - Mesa AZ
> > http://www.ibobjects.com
> >
> >
> > ----- Original Message -----
> > From: "Yosvany Gonzalez Galban" <universo@...>
> > To: <IBObjects@yahoogroups.com>
> > Sent: Friday, October 12, 2001 7:52 AM
> > Subject: [IBO] INVALID POINTER OPERATION !
> >
> >
> > > Excuse my English, please.
> > >
> > > Greetings for all.
> > >
> > > I have a IBOC: TIB_Connection in my application (EXE) already
connected,
> > > then I need to execute a form in an extension of the
> > application (DLL) and
> > > to the function I pass him the IBOC.
> > >
> > > In the DLL is associated a TIB_Query in their property
> > IB_Connection that
> > > connection IBOC. Everything works well. I can close the form and to
open
> > it
> > > several times without problems.
> > >
> > > When I close the application then closes the connection of the
> > > TIB_Connection and it is when a type exception takes place
> > EINVALIDPOINTER
> > > with message "INVALID POINTER OPERATION". I have been debug what
happens
> > > when the database is disconnected and in the procedure IB_ReallocMem
the
> > > exception takes place when trying to liberate memory with
> > FREEMEM. This is
> > > the CALL STACK:
> > >
> > > IB_ReallocMem (var Ptr: pointer; OldSize, NewSize: longint);
> > > procedure TIB_Connection.FreeStmtHandleCache (MaxHandles: integer)
> > > procedure TIB_Connection.DeallocateStatements;
> > > procedure TIB_Connection.SysBeforeDisconnect;
> > > procedure TIB_Connection.SysDisconnect;
> > > procedure TIB_Connection.Disconnect;
> > > procedure TFormMain.FormClose(Sender: TObject; var Action:
> > TCloseAction);
> > >
> > > Can they help me?
> > >
> > > Greetings,
> > > Yosvany.
> >
> >
> >
> >
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
> >
> >
>
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>