Hello Friends, I was getting following Error while deploying my Ansible script, Basically my credential were getting rejected by server. SSH password: PLAY [Playbook_Name] ***************************************************************02:00:30 TASK [Gathering Facts] *********************************************************02:00:30 fatal: [Server_Inventory_Name]: UNREACHABLE! => {"changed": false, "msg": "kerberos: the specified credentials were rejected by the server", "unreachable": true} PLAY RECAP *********************************************************************02:00:30 Server_Inventory_Name : ok=0 changed=0 unreachable=1 failed=0 It was resolved using one additional parameter in Inventory i.e "ansible_winrm_server_cert_vaildation:ignore"