Got error on step ./hack/install-addon

[tomahkvt]

Please help me on step ./hack/install-addon got Error
Please say how to fix this?
./hack/kubectl log admission-nl5fq -n kubetron
I0816 14:56:01.426693 1 round_trippers.go:405] GET https://10.233.0.1:443/api/v1/namespaces/kube-system/configmaps/extension-apiserver-authentication 200 OK in 7 milliseconds
I0816 14:56:01.429018 1 round_trippers.go:405] GET https://10.233.0.1:443/api/v1/namespaces/kube-system/configmaps/extension-apiserver-authentication 200 OK in 0 milliseconds
I0816 14:56:01.430292 1 round_trippers.go:405] GET https://10.233.0.1:443/api/v1/namespaces/kube-system/configmaps/extension-apiserver-authentication 200 OK in 0 milliseconds
I0816 14:56:01.431564 1 round_trippers.go:405] GET https://10.233.0.1:443/api/v1/namespaces/kube-system/configmaps/extension-apiserver-authentication 200 OK in 0 milliseconds
I0816 14:56:01.432704 1 reader.go:77] Loaded 1 audit policy rules from file /etc/config/audit.yaml
I0816 14:56:01.433801 1 plugins.go:149] Loaded 3 admission controller(s) successfully in the following order: NamespaceLifecycle,MutatingAdmissionWebhook,ValidatingAdmissionWebhook.
I0816 14:56:01.434512 1 healthz.go:74] Installing healthz checkers:"ping", "poststarthook/generic-apiserver-start-informers", "poststarthook/mutating-admission.v1alpha1.kubetron.network.kubevirt.io-init"
I0816 14:56:01.434757 1 serve.go:96] Serving securely on [::]:443
F0816 14:56:01.434781 1 admission.go:54] Provider URL was not set