# Troubleshooting

We collect the most common troubleshooting of using Node.js for your reference:

# How can I use the logs?

You can find the keywords Failed or error from the logs directory: /data/logs

# Nginx service restart error

Please make sure the default.conf is correct for you, and you can track and analyze log files from /var/log/nginx

# How to NPM Prevent Permissions Errors

If you see an EACCES error when you try to install a package globally, read this chapter (opens new window)

# If npm is broken

please re-install npm

curl -L https://www.npmjs.org/install.sh | sh

# Try clearing the npm cache

Sometimes npm's cache gets confused. You can reset it using:

npm cache clean