1) edit /etc/pam.d/sudo file and commented out pam_rootok.so auth line
Changed it from:
%PAM-1.0
auth sufficient pam_rootok.so
auth include system-auth
account include system-auth
password include system-auth
session optional pam_keyinit.so revoke
session required pam_limits.so
TO:
Â
%PAM-1.0
#auth sufficient pam_rootok.so
auth include system-auth
account include system-auth
password include system-auth
session optional pam_keyinit.so revoke
session required pam_limits.so
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