Battlefield: "DiceOnlineError_Unknown"

Unknown online error, often damaged files

A general online error, listed by EA with the code 84002S. EA's fix for players on the EA app or Steam is to repair the game files.

Is Battlefield down right now? Operational: 5 problem reports in the last hour. If it were down for everyone, this error could come from there; right now it looks normal.

Fix it

How to fix "DiceOnlineError_Unknown"

On the EA app, go to Library, open the three-dot menu on Battlefield 6 and choose Repair.
On Steam, verify the integrity of the game files.
Restart your device and launch the game again.

From Battlefield's help pages: help.ea.com, in our words. Checked on 11 November 2026. If the steps do not help, Battlefield's own support is the next stop.

Secure Boot not enabledThe anticheat needs Secure Boot turned on
Can't connect to serversServers down or an unstable connection
Game keeps crashingBackground apps, damaged files or frame rate
Can't join a matchFull servers, old version or cross-play off
High ping and lagFar servers, Wi-Fi or a busy network
EA Javelin anticheat encountered an errorAnticheat can't start the game
1:85009SDisconnect linked to a VPN or DNS
cannot be used at the same time as the gameDisallowed software is running
1:86001SA problem with your connection or network

All Battlefield errors and common problems Live Battlefield status

Battlefield: "DiceOnlineError_Unknown"

How to fix "DiceOnlineError_Unknown"

More Battlefield errors and common problems