[PS] Trophies not unlocking

Product: Rocket Arena
Platform:Sony Playstation 4
Please specify your platform model. Sony PlayStation 4 Slim
What is your gamertag/PSN ID/EA Account name? Lumibella
Are you using any software with an overlay? No
Which Hero were you playing (if applicable)? Izell
Did you have cross-play enabled? Yes
Were you in a party with friends when this occurred? No
Where did the issue occur? In a match
What were you doing when the bug occurred? Step by Step detail is helpful. Playing co-op arena vs AI
Which part of the map or menu were you in? If you don't remember the exact name, please describe the area or what you were trying to do in the menu. Co-op arena vs AI, I don't remember which map
How many matches had you played in a row before the issue occurred? 100+
When did this happen? (dd.mm.yy hh:mm)
How often does the bug occur? Every time (100%)
How severe is your issue? Major impacts to gameplay
What happens when the bug occurs? Trophies are not unlocking when they should
What should be happening instead? Trophies should unlock when requirements are met
Steps: How can we find the bug ourselves? No idea

‌

I have over 2000 knockouts and 2200+ coins collected. https://i.imgur.com/OP2MVB7.jpg

Edit: got the Knockout Artist trophy.