Unused 5th loot slot

Product: Apex Legends
Platform:PC
Please specify your platform model. PC
AMD or Nvidia Model Number ROG Strix RX580 8GB
Enter RAM memory size in GB 16
What is your gamertag/PSN ID/EA Account name? WinczeK1_HUN
Please provide your squad mates' gamertag/PSN ID/EA Account name if possible.
Are you using any software with an overlay? No
Which Legend were you playing (if applicable)?
Which Legends were your squad mates using (if applicable)?
Where did the issue occur? In a match
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. Squadmates bar
What were you doing when the issue occurred? E.g. respawning a squad mate at a beacon, using an ability, a squad mate left the game. Opening the map/inventory
Did your squad mates also experience the issue? Yes
How many matches had you played in a row before the issue occurred? 0
When did this happen? (dd.mm.yy hh:mm) 10.03.21 02:30
How often does the bug occur? Every time (100%)
How severe is your issue? Little to no impact to gameplay
What happens when the bug occurs? There's a fifth loot slot icon
What should be happening instead? Remove or fix that slot (maybe surviving item slot?)
Steps: How can we find the bug ourselves? Join a match, and open map/inventory.

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Screenshot attached.