title: Namespaces not found
body: <p>I see the following error when I run my deployment:</p>
  
  <p><code>Error from server (NotFound): error when creating "n3deployment.yaml": namespaces "n2" not found</code></p>
  
  <p>My n3deployment.yaml has no reference to n2?</p>
  
  <p><strong>Step By Step</strong></p>
  
  <ol>
  <li>Ensure everything is empty</li>
  </ol>
  
  <pre><code>c:\temp\k8s&gt;kubectl get pods
  No resources found.
  
  c:\temp\k8s&gt;kubectl get svc
  No resources found.
  
  c:\temp\k8s&gt;kubectl get deployments
  No resources found.
  
  c:\temp\k8s&gt;kubectl get namespaces
  NAME          STATUS    AGE
  default       Active    20h
  docker        Active    20h
  kube-public   Active    20h
  kube-system   Active    20h
  </code></pre>
  
  <ol start="2">
  <li>Create files</li>
  </ol>
  
  <pre><code>n3namespace.yaml
  apiVersion: v1
  kind: Namespace
  metadata:
    name: n3
  
  n3service.yaml
  apiVersion: v1
  kind: Service
  metadata:
    name: my-app-n3
    namespace: n3
    labels:
      app: my-app-n3
  spec:
    type: LoadBalancer
    ports:
    - name: http
      port: 80
      targetPort: http
      protocol: TCP
    selector:
      app: my-app-n3
  
  n3deployment.yaml
  apiVersion: apps/v1
  kind: Deployment
  metadata:
    name: my-app-n3
    labels:
      app: my-app-n3
  spec:
    replicas: 1
    selector:
      matchLabels:
        app: my-app-n3
    template:
      metadata:
        labels:
          app: my-app-n3
      spec:
        containers:
        - name: waiter
          image: waiter:v1
          ports:
          - containerPort: 80
  </code></pre>
  
  <ol start="3">
  <li>Apply configuration</li>
  </ol>
  
  <pre><code>c:\temp\k8s&gt;kubectl apply -f n3namespace.yaml
  namespace "n3" created
  
  c:\temp\k8s&gt;kubectl apply -f n3service.yaml
  service "my-app-n3" created
  
  c:\temp\k8s&gt;kubectl apply -f n3deployment.yaml
  Error from server (NotFound): error when creating "n3deployment.yaml": namespaces "n2" not found
  </code></pre>
  
  <p>I used to have a namespace called <code>n2</code> but, as you can see, it no longer exists.</p>