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 Clear DNS Cache to Fix ERR_NAME_NOT_RESOLVED

You try to visit a website, but Chrome shows ERR_NAME_NOT_RESOLVED or your brows...

Fix Nginx Config Test 'Permission Denied' Error

Running nginx -t and seeing 'permission denied' can stop you from reloading ...

How to Fix DNS_PROBE_FINISHED_NXDOMAIN in Chrome

When Chrome shows DNS_PROBE_FINISHED_NXDOMAIN, it means the browser can't fi...

How to Stop Windows Explorer from Restarting

If Windows Explorer (explorer.exe) keeps restarting—your taskbar disappears and reappears, or you...

Fix Nginx Upstream Connection Refused Error

If you see upstream connection refused in your Nginx error logs, it means Nginx trie...

Git Merge --allow-unrelated-histories: When and How to Use It

You run git merge and get an error: fatal: refusing to merge unrelated histories...

Issue queue
Sitemap
Fix Windows 11 Installation Assistant Stuck at 99% Registry
How to Fix Permission Denied in Docker Bind Mounts
How to Fix Windows Update Stuck with Error 0x80070002
Fix Chrome Sync Not Working Due to Proxy Settings
When to Use --allow-unrelated-histories in Git
VS Code Git Changes Missing from Source Control
How to Fix Nginx 502 Upstream Connection Refused
VS Code WSL Terminal Not Opening Fix
Resolve Chrome Access Violation on PDF
Fix Missing Taskbar Icons Windows 10
Troubleshooting 502 Errors with Nginx and Docker Compose
How to Fix VS Code Permission Denied on Every File
Desk note

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