If you see above alert box, understand that you need
to re-certify the user’s lotus notes ID.
First export the user’s lotus notes ID as “SAFE.IDS”
or get the expired user’s lotus notes ID
and save it on Removable Storage Drive or Shared Network Drive that can access
from Domino Server.
Then log in to Domino Server and click Configuration
Tab, Expand Certification and select Certify as shown below.
After that Click Certifier ID and choose cert.ID.
Type correct password for Certification ID and click
OK.
Then Choose the SAFE.IDS or Expired User’s
lotus notes ID that you saved at first step.
Type the current user’s lotus notes
password and click log in.