Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix Nginx Upstream Connection Refused in Proxy Pass

When Nginx returns a 502 Bad Gateway or logs upstream connection refused

Fix Map Network Drive Access Denied on Windows 10
You try to map a network drive in Windows 10, but get an 'Access Denied' error. This usua...

Fix 'Permission Denied' in VS Code Terminal on Mac
You're working in VS Code on a Mac, and when you try to run a command in the integrated termi...

Git index.lock File Exists Even After Deleting: Fixes
You delete the .git/index.lock file, but Git still says it exists. This can happen d...

Fix Git Clone Connection Timed Out on Windows 10
When you run git clone on Windows 10 and see a connection timed out error, it usuall...

How to Fix Windows Update Service Not Running After Update
After a Windows update, you might find that the Windows Update service itself stops working. This...


    Issue queue
Sitemap
How to Change Git Remote Origin
How to Fix Windows Search Indexing Stuck
Troubleshoot Windows Security App Launch Issues
Fix ERR_CONNECTION_RESET Caused by Firewall Blocking Chrome
How to Fix SSL Certificate Error in Chrome Caused by Antivirus
Cloudflare DNS Not Propagating After SSL Certificate Change
Windows Indexing High CPU Fix Guide
How to Change npm Directory to Avoid Permission Denied
Troubleshoot Edge Preparing Sync Error
Wildcard Subdomain CNAME Configuration on Cloudflare
Troubleshoot Cloudflare 521 SSL Errors
Troubleshoot Chrome Error Code 0x00000000
Desk note

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