どうってことはない

Meanings

1

nothing special; no big deal; doesn't matter

usually written using kana alonecolloquial

Colloquial phrase used to downplay something, indicating it's not important or not worth worrying about. Often used in casual conversation.

この程てい度どの失しっ敗ぱいはどうってことはない。
A mistake of this level is no big deal.
彼かれが来こなくてもどうってことはないよ。
It doesn't matter if he doesn't come.