InformationEnsure that the admin.conf file ownership is set to root:root.
The admin.conf file contains the admin credentials for the cluster. You should set its file ownership to maintain the integrity and confidentiality of the file. The file should be owned by root:root.
SolutionRun the below command (based on the file location on your system) on the Control Plane node. For example,
chown root:root /etc/kubernetes/admin.conf
By default, admin.conf file ownership is set to root:root.