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 Nginx 'Upstream Connection Refused' Error

When Nginx returns a 502 Bad Gateway with upstream connection refused in the error l...

Fix DNS Probe Finished NXDOMAIN Error in Windows 10

When you see "DNS_PROBE_FINISHED_NXDOMAIN" in Chrome or other browsers, it means the DNS ...

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fix Windows 11 Update Stuck at 0% – SoftwareDistribution Folder

If your Windows 11 update is stuck at 0% and not progressing, the SoftwareDistribution

Fix Chrome Status Access Violation Error on Windows 10
You're browsing in Chrome on Windows 10 and suddenly see an error page with: STATUS_ACC...

Fix Windows Update Error 0x80070005: Cannot Install Updates
You try to install Windows updates but get error 0x80070005 with the message "Cannot install ...


    Issue queue
Sitemap
Fix Windows 11 Installation Assistant Stuck at 99%
Resolving Docker Build Context Canceled for Large Directories
Checklist for Resolving Nginx 403 Forbidden
ERR_NAME_NOT_RESOLVED Antivirus Fix Guide
Windows 11 Installation Assistant Stuck at 99%: How to Reset and Finish
How to Fix Extension Settings Not Applying in Chrome
Fix Docker Compose Network Not Found
Resolve Python UnicodeDecodeError for Non-UTF-8 Files
Git Clone Connection Timed Out: Causes and Fixes
Recover from Git Detached HEAD State
Fix Windows Update Error 0x800f081f: Repair Tool Steps
Windows Update Error 0x80070080: Clear Cache and Fix Permissions
Desk note

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