[AccessD] matching field error

No, well if it's empty it isn't zero I agree, but there's something going on
here that's not obvious and I'm struggling to think what. Is there any way
the field could have a blank space in it rather than Null?

Andy Lacey
http://www.minstersystems.co.uk 

> -----Original Message-----
> From: accessd-bounces at databaseadvisors.com 
> [mailto:accessd-bounces at databaseadvisors.com] On Behalf Of 
> pedro at plex.nl
> Sent: 10 December 2003 11:33
> To: AccessD at databaseadvisors.com
> Subject: RE: [AccessD] matching field error
> 
> 
> Hello Andy,
> 
> In the help function i saw what the error means. But it made 
> no sence to me. You say: "Is there any way they could have 
> zeroes or zero-length strings rather than nulls". When a 
> field is empty i think there is nothing in it. How can it be 
> that a field is empty but a zero is present??
> 
> Pedro
> 
> 
> 
>  
> 
> In antwoord op:
> 
> > From: "Andy Lacey" <andy at minstersystems.co.uk>
> > To: "'Access Developers discussion and problem solving'"
> > Date: Wed, 10 Dec 2003 09:10:22 -0000
> > Subject: RE: [AccessD] matching field error
> > 
> > 
> > Pedro
> > The implication is that the you have Relationships defined with 
> > referential integrity. You are saving a record with a test id which 
> > doesn't match to a key value in the tblTest table. The odd thing is 
> > that this shouldn't occur if the fields are Null. Is there any way 
> > they could have zeroes or zero-length strings rather tha  nulls, 
> > because that would do it.
> > 
> > Andy Lacey
> > http://www.minstersystems.co.uk
> > 
> > > -----Original Message-----
> > > From: accessd-bounces at databaseadvisors.com
> > > [mailto:accessd-bounces at databaseadvisors.com] On Behalf Of 
> > > Pedro Janssen
> > > Sent: 09 December 2003 22:41
> > > To: AccessD at databaseadvisors.com
> > > Subject: [AccessD] matching field error
> > > 
> > > 
> > > Hello Group,
> > > 
> > > i get the following error in a form, when i close it and the
> > > field 'PrTestID' is empty:
> > > 
> > > The microsoft Jet database engine cannot find a record in
> > > table 'tblTest' with key matching field(s) 'PrTestID'
> > > 
> > > 
> > > How is this possible, because the field isn't required?
> > > Al the ID fields in the form give the same error when they
> > > are empty (and all aren't reqiured).
> > > 
> > > 
> > > 
> > > Pedro Janssen _______________________________________________
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> > > AccessD at databaseadvisors.com 
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> > > http://www.databaseadvisors.com
> > > 
> > > 
> > > 
> > 
> > 
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