succesion dk i frames seening protected but its not working

Bug Name:

succesion dk i frames seening protected but its not working​

Bug Description:

i tried aweking dk and succesion. and i can say succesion dk i frames completely not working its seening invinsible but obsolutly its not. in evekining someone cant caught you easy in i frame but in succesion example if you used it even while its not cooldown ninja q skill completely hitting you and you getting stiffness but this not happening aweking pls check this. seriously so cancer.​

How to reproduce/proof:

https://streamable.com/9p2u8h​

 

bdocodex.com give me please link to skill what you use

 

His video first part : Chain: Dusk (Second iframe, the one he said didn't trigger) https://bdocodex.com/us/skill/2351/
His video second part : Dusk II (First iframe, the one he got hit on first dash) https://bdocodex.com/us/skill/2350/
His video last part : Dusk : Hallucination (awakening iframe, to allow the use of Dusk and Chain dusk) https://bdocodex.com/us/skill/2415/

 

Tested, worked same like designed in original game.