Maybe there is a place for this kind of gotcha on the wiki?
> On Oct 9, 2013, at 6:08 AM, Mark Wardle <[email protected]> wrote: > > A difficult to find bug (in my code): > > Configure ERD2WEditToOneRelationship to show a list of objects. User chooses > one, validation error - "a prescription must have a medication". > > I've had a similar problem before when the foreign key was accidentally a > class property. > > For anyone with a similar problem, make sure your keyWhenRelationship key is > not returning a text string with a trailing space. It is a difficult to track > bug but resulted in much pulling of hair. My userPresentableDescription was > configured to build a string from a number of the object's properties and I > left a trailing space for some objects. > > I've seen prior reports on the mailing list so hope this might solve a > similar problem for others. > > Best wishes, > > Mark > -- > Dr. Mark Wardle > Consultant Neurologist, University Hospital Wales, Cardiff, UK > Email: [email protected] or [email protected] Twitter: @mwardle > Telephone: 02920745274 (secretary) or facsimile: 02920744166 > > > > > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Webobjects-dev mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/webobjects-dev/tedpet5%40yahoo.com > > This email sent to [email protected]
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