Out of Sync with Server, Apex Legends

Product: Apex Legends
Platform:Sony Playstation 4
Please specify your platform model. Sony PlayStation 4
What is your gamertag/PSN ID/EA Account name? Lil_Miller22
Please provide your squad mates' gamertag/PSN ID/EA Account name if possible. N/A
Which Legend were you playing (if applicable)? N/A
Which Legends were your squad mates using (if applicable)? N/A
Where did the issue occur? Loading into the match from the lobby
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. Trying to enter training area.
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. Trying to enter training area.
Did your squad mates also experience the issue? No
How many matches had you played in a row before the issue occurred? 0
When did this happen? (dd.mm.yy hh:mm) 20/02/19
How often does the bug occur? Every time (100%)
How severe is your issue? Minor impact to gameplay
What happens when the bug occurs? Went to enter training to practice my aim while waiting for my squad mates. The game went to a loading screen then kicks me saying something like "Out of sync with server."
What should be happening instead? Enter training mode
Steps: How can we find the bug ourselves? Not sure.

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I went to enter training mode while waiting for my squad to get out of a game. It went to a loading screen then kicked me back to the menu saying I'm "Out of Sync with Server". Is this a known bug for PS4?