자바 오류 채택완료

jquery.countdown.min.js:22 Uncaught Error: Couldn't cast ` ` to a date object.
    at b (jquery.countdown.min.js:22)
    at j.setFinalDate (jquery.countdown.min.js:22)
    at new j (jquery.countdown.min.js:22)
    at HTMLSpanElement.<anonymous> (jquery.countdown.min.js:22)
    at Function.each (jquery-1.12.4.min.js?ver=191202:2)
    at a.fn.init.each (jquery-1.12.4.min.js?ver=191202:2)
    at a.fn.init.a.fn.countdown (jquery.countdown.min.js:22)
    at HTMLSpanElement.<anonymous> (notice_event:2609)
    at Function.each (jquery-1.12.4.min.js?ver=191202:2)
    at a.fn.init.each (jquery-1.12.4.min.js?ver=191202:2)

이 오류 해결하려면 어떻게 해야할지 아시나요?