Software troubleshooting desk

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

Symptom

Cause

Fix route

Verify

Fresh repair notes

All notes

Fix Windows 11 Installation Assistant Stuck at 99%

You're running the Windows 11 Installation Assistant, it reaches 99%, and then sits there. No...

Fix Firefox Secure Connection Failed Error (Mozilla)

When Firefox shows 'Secure Connection Failed' and a message like MOZILLA_PKIX_ERROR_<...

Fix Git Push Rejected Non Fast Forward Error
When you try to push commits to a remote repository and see “rejected – non-fast-forward”, it mea...

Fix 0x800f081f Error in Windows 10 Update
When you see 0x800f081f during a Windows 10 update, the update typically fails w...

Git index.lock File Exists: Quick Fix Checklist
You try to run a Git command and see fatal: Unable to create 'path/.git/index.lock'...

Fix Docker Compose Environment Variable Default Value Not Used You define a default value for an environment variable in your docker-compose.yml file, but when ...

Issue queue Sitemap Git Merge Unrelated Histories – Causes and Solutions Chrome Certificate Error Linux Terminal Fix Registry Tweaks for 'Windows Cannot Access Shared Folder' Error Git SSL Certificate Error: Unable to Get Local Issuer – Practical Solutions How to Enable Chrome Memory Saver Mode When It's Stuck Docker Compose Entrypoint Missing Environment Variables Fix Greyed Out Breakpoints in VS Code Debugger How to Fix Windows Search Indexing Not Working Fix ERR_NAME_NOT_RESOLVED in Chrome with Google DNS How to Force Windows Search to Exclude a Folder Fix 'python' Command Not Found in Windows PowerShell Nginx Redirect Loop Troubleshooting Desk note Troubleshooting paths Home Windows FixesmacOS HelpBrowser IssuesOffice ToolsDeveloper ToolsCloud SoftwareSecurity ToolsBackup RecoveryNetwork ToolsDatabase ToolsAI ToolsProductivity AppsCLI ErrorsDocker KubernetesEmail ClientsFile Utilities