Software troubleshooting desk

Practical fixes for tool errors, setup blocks, and workflow issues.

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

How to Fix Git Push Rejected Non-Fast-Forward Error

You run git push and get ! [rejected] with non-fast-forward

Fix Docker Nginx 502 Bad Gateway with MySQL
You have a Dockerized web app behind Nginx, and you're seeing a 502 Bad Gateway error. The ap...

Windows 11 Installation Assistant Stuck at 99%: How to Reset and Finish
You're upgrading to Windows 11 using the Installation Assistant, and it gets stuck at 99% for...

Taskbar Icons Disappeared After Explorer Crash: How to Restore Them
If your taskbar icons vanished after an Explorer crash, you're not alone. This is a common is...

DNS Probe Finished NXDOMAIN: Internet Connection but No Browsing Fix
You see the error 'DNS probe finished NXDOMAIN' on Chrome or other browsers, yet your int...

Git Merge Unrelated Histories: When and How to Use --allow-unrelated-histories
You try to merge two branches and get fatal: refusing to merge unrelated histories. ...


    Issue queue
Sitemap
Fix Error 0x80070005 in Windows 10 Update
Recover Lost Commits from Detached HEAD
Fix Chrome Status Access Violation by Resetting Settings
Git Detached HEAD: How to Save Your Work with a Branch
GitLab PAT Setup for VS Code Git
Windows 11 Installation Assistant Stuck: Troubleshooting Guide
Fix 'Externally Managed Environment' Error in pip
Fix 0x800704ec Real-Time Protection Error
How to Fix npm EPERM Error Windows 10
Fix npm run build: Module Not Found Error
How to Fix Cloudflare 522 Error When Website Won't Load
Setup Cloudflare Origin Certificate for Nginx
Desk note

    Troubleshooting paths
Home
Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities