Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Resolving Python Dependency Conflicts in setup.py

When you run pip install . or python setup.py develop, a dependency con...

How to Enable Network Discovery for Shared Folder Access

When you can't see other computers in File Explorer's Network section, or you get an erro...

Fix Chrome Certificate Error Due to Antivirus Interference

You're browsing in Chrome and suddenly see a red warning: Your connection is not priv...

Fix Git SSL Certificate Error: Unable to Get Local Issuer
If you see the error fatal: unable to access 'https://...': SSL certificate problem...

Fixing Cloudflare 521 Error After Server Restart You restart your server, wait for it to come back up, then visit your site—only to see a Cloudfla...

Fix Wi-Fi No Internet on Windows 11 Without Restarting Router You connect to Wi-Fi, the icon shows internet access, but browsers say no internet. Restarting th...

Issue queue Sitemap Fix DNS Probe Finished NXDOMAIN Caused by Antivirus Blocking Resolve pnpm ERR_PNPM_OUTDATED_LOCKFILE Ubuntu 23.04 pip externally managed environment fix Windows 11 Install Assistant Frozen at 99% Fix Fix Docker Volume Permission Denied for Postgres How to Resolve Merge and Rebase Conflicts in Git Practical Chrome Memory Management Tips Remote Desktop Connection Failed Due to Expired Password: How to Fix Fix Windows 11 Assistant Stuck at 99% Antivirus Issue Resolve net::ERR_CERT_AUTHORITY_INVALID in Chrome for Android How to Fix npm Permission Denied After Node Update How to Fix Externally Managed Environment Error in Python venv Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities