Installation and set up of kubernetess self managed

i have takne 3 nodes which is master and workernodes ,
cluster is setup and master is all fine anndeploed a application .

But in worker nodes i am executing kubectl get pods ,
i am getting error

Please help me with what steps i nned to fix

If I understand you correctly, you are able to
Get all nodes from master, get pods from master node. But from within the worker nodes you aren’t able to get resources.

If this is the case, you might be missing the kubeconfig in your worker. You need a kubeconfig in your worker node as well.