That solved it. We made the reciprocal to-one relationship optional and it
saved.
Thanks,
Joseph
On Aug 23, 2010, at 5:48 PM, Quincey Morris wrote:
> On Aug 23, 2010, at 09:33, Ayers, Joseph wrote:
>
>> NSError *error = nil;
>> if (![[self managedObjectContext] save: &error]) {
>> NSLog(@"Error while saving\n%@",
>> ([error localizedDescription] != nil) ? [error localizedDescription]:
>> @"Unknown Error");
>>
>> Results in:
>>
>> 2010-08-22 20:31:32.385 Roboplasm[3508:a0f] Error while saving
>> TapeList is a required value.
>
> The error means that some entity is defined to have a to-one relationship to
> TapeList, and the relationship property is defined to be non-optional, but in
> some object the relationship is actually nil.
>
>
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