After updating PAM Server SSL Ceritificates, SDM lost connection to ITPAM and throwing the below error.
Release : 17.3
Component : SDM - PAM
Follow these steps
-- run -delete option of pdm_perl.exe pdm_keystore_mgr.pl to delete the old certificate and the newly imported certificate in Service Desk keystore
-- run pdm_perl.exe pdm_keystore_mgr.pl -import itpam.cer to import the new certificate to keystore
-- restart Service Desk