
Fix 'git pull failed index.lock file exists' Error
When running git pull, you may see an error like:
fatal: Unable to create ...

When running git pull, you may see an error like:
fatal: Unable to create ...

After restarting nginx, you might see errors like connect() to unix:/var/run/php-fpm.sock f...

If you see the error fatal: refusing to merge unrelated histories when running

If you see fatal: refusing to merge unrelated histories when running git merge...

You try to install or run a package and get an error like package requires a different Node...

If you see fatal: unable to access 'https://...': SSL certificate problem: unable t...