---
title: Troubleshooting
weight: 26
---

This section contains information to help you troubleshoot issues when using Rancher.

- [Kubernetes components]({{<baseurl>}}/rancher/v2.6/en/troubleshooting/kubernetes-components/)

    If you need help troubleshooting core Kubernetes cluster components like:
    * `etcd`
    * `kube-apiserver`
    * `kube-controller-manager`
    * `kube-scheduler`
    * `kubelet`
    * `kube-proxy`
    * `nginx-proxy`

- [Kubernetes resources]({{<baseurl>}}/rancher/v2.6/en/troubleshooting/kubernetes-resources/)

    Options for troubleshooting Kubernetes resources like Nodes, Ingress Controller and Rancher Agents are described in this section.

- [Networking]({{<baseurl>}}/rancher/v2.6/en/troubleshooting/networking/)

    Steps to troubleshoot networking issues can be found here.

- [DNS]({{<baseurl>}}/rancher/v2.6/en/troubleshooting/dns/)

    When you experience name resolution issues in your cluster.

- [Troubleshooting Rancher installed on Kubernetes]({{<baseurl>}}/rancher/v2.6/en/troubleshooting/rancherha/)

    If you experience issues with your [Rancher server installed on Kubernetes]({{<baseurl>}}/rancher/v2.6/en/installation/install-rancher-on-k8s/)

- [Logging]({{<baseurl>}}/rancher/v2.6/en/troubleshooting/logging/)

    Read more about what log levels can be configured and how to configure a log level.

- [User ID Tracking in Audit Logs]({{<baseurl>}}/rancher/v2.6/en/troubleshooting/userid-tracking-in-audit-logs/)

    Read more about how a Rancher Admin can trace an event from the Rancher audit logs and into the Kubernetes audit logs using the external Identity Provider username.

- [Expired Webhook Certificates]({{<baseurl>}}/rancher/v2.6/en/troubleshooting/expired-webhook-certificates/)  

    Read more about how to rotate a Rancher webhook certificate secret after it expires on an annual basis.