Boot door not opening 😞

Hi 😊 👋 there...so probably someone has similar issue.

On my superb 2018 bood door is not opening, I mean when I press button next ti gearbox or on the key itself or even on the boot itself the door want open...so I was thinking 🤔 my is locking mechanism and I buy new one replace it but still nothing!! The old locking mechanism was defective little bit but ok..so the problem is i believe in this main unlocking mehanisam wich one is pulling wire! Because whe i press to open and little bit pull door the open sam with closing!! Guys any help...thx...