Troubleshooting : Log messages : CRFFP539 – CRFFP569 : CRFFP0567E
  
CRFFP0567E
CRFFP0567E: Invalid or expired access token.
Explanation: Refresh the link element to login again.
Operator response: Make sure that the session is valid, or friends(Outbound) is existing and not deleted.
See also
Log messages