On 2009 Dec 12, at 10:20, Chris Parker wrote:

> And although NSDictionary and CFDictionary objects allow their keys to be 
> objects of any type, if the keys are not string objects, the collections are 
> not property-list objects.

Actually, there's a third bug, since that statement is incorrect.  Dictionary 
keys can be any type *that conforms to NSCopying*.

> Jerry, could you file a bug...

Filed three bugs...

7467449  Documentation -[NSUserDefaults setObject:forKey:] understates actual 
requirements
7467454  -[NSUserDefaults setObject:] Error Message is misleading
7467455  Property List Programming Guide states requirement for Key too 
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