How to Fix Git Push Rejected Non-Fast-Forward Error
You run git push and get ! [rejected] with non-fast-forward
Home / network-tools
network-tools knowledge entries
Fix Windows 11 Update Stuck at 0% with Clean Boot
You start a Windows Update, but it sits at 0% for minutes or hours. This can happen after a faile...
How to Fix Node.js Heap Out of Memory Error Code 134
You're running a Node.js application and it crashes with FATAL ERROR: CALL_AND_RETRY_LA...
Fix Nginx 'upstream connection refused' When Talking to PHP-FPM
You're seeing upstream connection refused in your Nginx error log, and your site...
Chrome Keeps Crashing After Reset? Try These Fixes
You reset Chrome hoping to fix a nagging problem, but now the browser crashes on startup—sometime...
How to Fix Nginx Redirect Loop That Prevents Site Loading
You open your site, and the browser keeps loading until it times out or shows a redirect error. T...
Fix Nginx Configuration Test Syntax Errors
When you run nginx -t and see syntax error, the nginx service will ...
Fix 'git remote origin already exists' Error in GitLab
When you try to add a GitLab remote to an existing Git repository, you might see the error:
Fix Windows Update Service Not Running with DISM Restore Health
You try to run DISM /Online /Cleanup-Image /RestoreHealth and get an error saying th...
Fix Windows 10 Cannot Access Shared Folder Error
You try to open a shared folder from another computer on your network, but Windows 10 shows an er...
Fix Nginx Upstream Connection Refused in Proxy Pass
When Nginx returns a 502 Bad Gateway or logs upstream connection refused
Permanently Allow Unrelated Histories in Git Merge
If you've ever tried to merge two Git branches that don't share a common ancestor, you...