Rainbow Six error 0-0x00000312

How to fix error 0-0x00000312

1. Check Ubisoft Help for maintenance or an outage.

2. Power cycle your modem or router.

3. Update Windows so your network drivers are current.

4. If you are on a school or work network, ask the network admin whether games are blocked.

5. Turn off any VPN or proxy.

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

More Rainbow Six errors and common problems

• Can't connect to serversOutage, router or software conflict
• Game crashes or stuttersOld drivers, damaged files or background apps
• High pingGame picked a far away data centre
• Game won't launchUbisoft Anti-Cheat damaged or blocked
• Legend Division lockedPC security features are not turned on
• 3-0x0001000BConnection to the server was lost
• 2-0x0000D00AMatchmaking service connection dropped
• Failed to load player profileLocal save file is corrupted
• 6-0x00001000Matchmaking service connection dropped
• 0-0x00001001Lost the connection to BattlEye
• 2-0x0000C015Connection to the server was lost
• 01102Secure Boot not set up correctly

All Rainbow Six errors and common problemsLive Rainbow Six status