Tag: Troubleshooting
Browse all articles, tutorials, and guides about Troubleshooting
Posts
Namespace "Stuck" as Terminating: How Do I Remove It?
Learn how to resolve the issue of a Kubernetes namespace stuck in the Terminating state. Understand the causes and steps to fix it.
"Variables May Not Be Used Here" During Terraform Init
Learn why the "Variables may not be used here" error occurs during `terraform init` and how to resolve it.
How to Fix "Error acquiring the state lock: ConditionalCheckFailedException"
Learn how to diagnose and fix Terraform state lock errors that prevent your infrastructure deployments from running.
How to Fix Pods Stuck in Terminating Status in Kubernetes
Learn how to diagnose and resolve Kubernetes pods that are stuck in Terminating status using kubectl commands, finalizers, and force deletion techniques.
How to Check Which Process is Using a Specific Port from Command Line
Learn how to identify which processes are listening on specific ports using netstat, lsof, and ss commands across different operating systems.
Terraform: Error Creating IAM Role. MalformedPolicyDocument: Has Prohibited Field Resource
Learn how to resolve the 'MalformedPolicyDocument: Has prohibited field Resource' error when creating an IAM role in Terraform.
How to Reset Local Git Branch to Match Remote Repository HEAD
Learn different methods to reset your local Git branch to exactly match the remote repository HEAD, including hard reset, fetch and reset, and when to use each approach safely.
How to Reset or Revert a File to a Specific Revision in Git
Learn multiple ways to reset or revert a specific file to a previous version in Git, including using git checkout, git restore, and git show commands with practical examples.
How to Push a New Local Branch to Remote Git Repository and Track It
Learn how to push a new local Git branch to a remote repository and set up tracking, including different methods for initial push, setting upstream branches, and managing branch relationships.
How to Revert Git Repository to a Previous Commit Safely
Learn multiple safe methods to revert your Git repository to a previous commit, including using git revert, git reset, and git checkout with practical examples and safety considerations.
How to Undo the Most Recent Local Commits in Git
Learn different ways to undo recent Git commits using reset, revert, and rebase commands. Understand when to use each method safely.
How to Fix Docker "The input device is not a TTY" Error
Learn what causes the Docker TTY error and discover multiple solutions to fix it, from command-line flags to proper terminal configuration for interactive containers.
How to Force Git Pull to Overwrite Local Files
Learn how to use git reset, git clean, and git checkout to force git pull to overwrite local changes when you need to match the remote repository exactly.
Where Docker Images Are Stored on Your Host Machine
Discover where Docker stores images, containers, and volumes on different operating systems, and learn how to manage Docker's storage footprint effectively.
Docker Complains About "No Space Left on Device": How to Clean Up?
Running out of space while using Docker can disrupt your workflow. Learn how to identify and clean up unused Docker resources to free up space.
How to Fix Docker: Permission Denied
Getting a 'permission denied' error when using Docker can be frustrating. Here's how to fix it depending on the OS, Docker command, and user setup.
Docker: Name is Already in Use by Container
Encountering the 'name is already in use by container' error in Docker? Learn why it happens and how to resolve it effectively.
Fixing the "Invalid Legacy Provider Address" Error in Terraform
Learn how to resolve the 'Invalid legacy provider address' error in Terraform by upgrading your provider configurations.
Who is Listening on a Given TCP Port on Mac OS X?
Need to find out which process is using a specific port on your Mac? Here's how to check which application is listening on a TCP port using built-in macOS tools.
Exploring a Docker Container's File System
Debug application issues by navigating container file systems, examining logs, and understanding how Docker layers affect your running containers.
Fixing "A Reference to Resource Type Must Be Followed by At Least One Attribute Access" in Terraform
Learn how to resolve the error 'A reference to resource type must be followed by at least one attribute access' in Terraform.
How to Find Which Process Is Listening on a Port in Windows
Need to know which application is using a specific TCP or UDP port on Windows? Here's how to check using netstat, tasklist, PowerShell, and Resource Monitor.
The provided execution role does not have permissions to call DescribeNetworkInterfaces on EC2
Learn how to resolve the 'execution role does not have permissions to call DescribeNetworkInterfaces' error in AWS EC2.
ps Command Doesn't Work in Docker Container
Learn why the `ps` command might not work in Docker containers and how to resolve it.
How Can I Keep a Container Running on Kubernetes?
Learn how to ensure your container stays running on Kubernetes by using proper configurations and best practices.
At Least One Invalid Signature Was Encountered
Understand the causes of invalid signatures in Kubernetes and learn how to troubleshoot and resolve them.
Docker Can't Connect to Docker Daemon
Learn how to troubleshoot and resolve the Docker can't connect to Docker daemon error effectively.
How Can I Debug "ImagePullBackOff"?
Learn how to troubleshoot and resolve the ImagePullBackOff error in Kubernetes Pods.
Cannot Connect to the Docker Daemon at unix:/var/run/docker.sock. Is the Docker Daemon Running?
Troubleshoot the common Docker error about not being able to connect to the Docker daemon. Learn why it happens and how to fix it on Linux and macOS.
Terraform Failing with Invalid for_each Argument / The Given "for_each" Argument Value is Unsuitable
Learn how to troubleshoot and fix the "Invalid for_each argument" error in Terraform.
How to Get Events Only for a Pod with kubectl
Learn how to filter and view Kubernetes events for a specific pod using kubectl, with practical examples for troubleshooting and automation.
Terraform Statefile is Locked: How to Unlock It
Learn how to unlock a locked Terraform statefile using the `force-unlock` command and best practices to avoid future locks.
How to Restart a Container Within a Kubernetes Pod
Learn practical ways to restart a container inside a Kubernetes pod, including when and why you might need to do this, and the best approaches for different scenarios.
Kubernetes Pods Keep Crashing with CrashLoopBackOff but No Logs Found
Troubleshoot Kubernetes pods stuck in CrashLoopBackOff with no logs. Learn why this happens and how to diagnose and resolve the issue.