This error means a problem has occurred in your session because the connection has been lost. Please check if your network cable is still connected.

If the error still occurs, you may find the information in the following articles useful:

XBOX ONE CONNECTION ISSUES

PLAYSTATION 4 CONNECTION ISSUES

PC CONNECTION ISSUES

If you are looking for more information on error codes in Rainbow Six Siege, please check our LIST OF ERROR CODES.

If you still encounter this error message after completing the connectivity troubleshooting, do not hesitate to contact us.