k8strouble

— A collection of 10 posts

February 2026

Unable to Resolve DNS in Kubeadm on AWS EC2 Instance

February 26, 2026

March 2025

How to Merge Kubeconfig Files

March 04, 2025

November 2024

[Solved] Pod error: Internal error occurred: unable to upgrade connection: container not found

November 30, 2024

August 2024

Unable to Resolve DNS in Kubernetes

August 11, 2024

August 2024

Couldn't attach to pod, falling back to streaming logs: unable to upgrade connection: pod does not exist

August 10, 2024

July 2024

ConfigMap Not Updating Mounted Volume File Pod

July 11, 2024

June 2024

pods is forbidden: User system:serviceaccount cannot list resource

June 05, 2024

May 2024

Couldn't get current server API group list

May 26, 2024

May 2024

[Solved] ClusterInformation: connection is unauthorized: Unauthorized – Failed to create pod sandbox: rpc error

May 26, 2024

May 2024

Kubernetes DNS Error: curl: (6) Could not resolve host

May 26, 2024