cluster not work

[dtherhtun]

==> master: Installing kubectl for the Kubernetes version we just bootstrapped...
Error in configuration: 
* unable to read client-cert /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/admin.pem for default-admin due to open /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/admin.pem: no such file or directory
* unable to read client-key /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/admin-key.pem for default-admin due to open /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/admin-key.pem: no such file or directory
* unable to read certificate-authority /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/ca.pem for default-cluster due to open /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/ca.pem: no such file or directory
kubectl already installed in version '1.9.6'. Skipping install.
Configuring environment..
Cluster "default-cluster" set.
User "default-admin" set.
Context "local" modified.
Switched to context "local".
==> master: Configuring Kubernetes DNS...
Error in configuration: 
* unable to read client-cert /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/admin.pem for default-admin due to open /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/admin.pem: no such file or directory
* unable to read client-key /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/admin-key.pem for default-admin due to open /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/admin-key.pem: no such file or directory
* unable to read certificate-authority /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/ca.pem for default-cluster due to open /home/dther/Templates/DevOps-Test/kubernetes-vagrant-coreos-cluster/artifacts/tls/ca.pem: no such file or directory

certificates was not created