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Changes between Initial Version and Version 1 of Ticket #10944, comment 3

initial	v1
3	3	I agree returning a rejected promise would be better, especially given $.when( false ) would give a resolved promise and cannot be used to "save the day" in this situation.
4	4
	5	However, such a change would break existing code (though I dunno how many people rely on the existing behaviour -- our unit tests do at least).
	6
5	7	I'll tag this as open for discussion for 1.8.