Why does my Core Data app give me a validation error message, when quitting the
app, if the following code is used? I am importing some legacy data to set 5
string attributes of an object, but using this code to set the one BOOL
attribute. In my model, myBooleanAttribute has a default value of
Boolean attributes in Core Data are not actually of type BOOL but rather
NSNumber. Thus, your NO value is interpreted as nil (since nil == 0 == NO)
and you're setting your attribute to nil. If the attribute is required, then
nil is not a valid value, and you will get a validation error. Next time,
On Feb 16, 2010, at 2:38 PM, Steven Degutis wrote:
Boolean attributes in Core Data are not actually of type BOOL but rather
NSNumber. Thus, your NO value is interpreted as nil (since nil == 0 == NO)
and you're setting your attribute to nil. If the attribute is required, then
nil is not a
