Answers: <p><a href="https://github.com/jetstack/cert-manager/issues/482#issuecomment-449664935" rel="nofollow noreferrer">https://github.com/jetstack/cert-manager/issues/482#issuecomment-449664935</a></p>
  
  <blockquote>
    <p>Once I followed this
    <a href="https://github.com/jetstack/cert-manager/blob/master/docs/tutorials/quick-start/index.rst#step-6---configure-lets-encrypt-issuer" rel="nofollow noreferrer">https://github.com/jetstack/cert-manager/blob/master/docs/tutorials/quick-start/index.rst#step-6---configure-lets-encrypt-issuer</a>
    and deployed the issuers in the namespace of the app, it works</p>
  </blockquote>
  
Answers: CC BY-SA 4.0
Answers: 2021-10-11T22:49:11.243Z
Answers: The quoted link 404s...
Answers: weberc2
Answers: CC BY-SA 4.0
Answers: 2021-10-12T05:19:27.463Z
Answers: https://cert-manager.io/docs/usage/
Answers: 030
Answers: CC BY-SA 4.0
Answers: 2018-12-24T10:25:33.050Z
Answers: 2018-12-24T10:25:33.050Z
Answers: 030
Body: <p>kubectl logs nginx-ingress-controller-X -n nginx-ingress</p>
  
  <pre><code>W1222 06:52:04.575115       8 controller.go:1058] Error getting SSL
  certificate "app/app-tls": local SSL certificate app/app-tls was not
  found. Using default certificate
  W1222 06:52:09.955475       8 backend_ssl.go:48] Error obtaining X.509
  certificate: no object matching key "app/app-tls" in local store
  </code></pre>
  
  <p>kubectl describe certificates nexus-tls -n cert-manager</p>
  
  <pre><code>Message:               Certificate issued successfully
  Reason:                CertIssued
  </code></pre>
  
  <p><strong>Discussion</strong></p>
  
  <p>It is unclear to me where to deploy the certmanager. I have deployed in a separate namespace, the cert has been created successfully, but the certificate cannot be found.</p>
  
Tags: <kubernetes><cert-manager>
Title: Why can the certificate not be found by the Ingress Controller, while the certificate has been issued?
UserDisplayName: 030
ThreadText: # Why can the certificate not be found by the Ingress Controller, while the certificate has been issued?
  
  (Asked by: username_0 on 2018-12-23)
  
  kubectl logs nginx-ingress-controller-X -n nginx-ingress
  
  ```
  W1222 06:52:04.575115       8 controller.go:1058] Error getting SSL
  certificate "app/app-tls": local SSL certificate app/app-tls was not
  found. Using default certificate
  W1222 06:52:09.955475       8 backend_ssl.go:48] Error obtaining X.509
  certificate: no object matching key "app/app-tls" in local store
  
  ```
  
  kubectl describe certificates nexus-tls -n cert-manager
  
  ```
  Message:               Certificate issued successfully
  Reason:                CertIssued
  
  ```
  
  **Discussion**
  
  It is unclear to me where to deploy the certmanager. I have deployed in a separate namespace, the cert has been created successfully, but the certificate cannot be found.
  
  **Tags:** kubernetes, cert-manager
  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_0 on 2018-12-24. Score: 2 | Accepted answer
  
  <https://github.com/jetstack/cert-manager/issues/482#issuecomment-449664935>
  
  > Once I followed this
  > <https://github.com/jetstack/cert-manager/blob/master/docs/tutorials/quick-start/index.rst#step-6---configure-lets-encrypt-issuer>
  > and deployed the issuers in the namespace of the app, it works
  
  > **Comments:**
  > **username_1**: The quoted link 404s...  
  > **username_0**: https://cert-manager.io/docs/usage/  
  
  ---
  
  