Some friends are not visible as "friend" on my friend list, but still is on other user friend list

I saw, that I’m not friend with some of my friends, but I’m still on friend list of other user.
Example:
I am friend with Lilkasiedeli, but the profile shows as if he was not a friend


Let’s see what the friends list looks like:

On the friends list it shows up as a friend.
Now see my friends list:

On my friends list, after searching, this person does not show up as a friend:

The same thing happens in the main search engine,
My profile: https://www.roblox.com/pl/users/42651135/profile
Friend profile: https://www.roblox.com/pl/users/371527859/profile
I don’t use at this time any extensions in my browser.

System information:
OS: Windows 11 Pro
CPU: AMD Ryzen 7 2700
RAM: 32 GB DDR4
GPU: NVidia GeForce RTX 2070 8 GB
SSD: 500 GB Samsung EVO 960

Browser information:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 OPR/114.0.0.0

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