Last Seasons's rank error or bug

Just log on and i noticed that during loading screen i have gold boarder and check my profile and show last seasons gold 1 as you can see i'm Plat 3 Soloq and Gold 1 Flex so the last ranking going towards my flex ranking not my Soloq ranking which was my highest is this error bug atm i don't know about i noticed some people have the same problem from my friendlist does anyone have the same issue
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