HTTP Code: 304 (Not Modified)
HTTP Status Code Reference
Status Category
3xx — Redirection
Meaning & Definition
The client can continue to use the cached version of the requested resource since it has not changed on the server.
Common Causes
- ETag caching headers verification match
- If-Modified-Since validation headers match
- Browser asset cache loading optimization
How to resolve HTTP code errors
1. Inspect Logs: Check server logs (e.g. error.log) to locate runtime exceptions or database disconnects.
2. Test Endpoint: Use our Uptime Checker or redirects prober to verify response headers and payload size.
3. Configure Rules: Implement custom redirect rules or error fallback paths below in Nginx/Apache config.
Nginx Configuration Setup
# Handled automatically by Nginx static file module etag on; expires 7d;
Apache Configuration Setup
# Handled automatically. Configure Cache-Control <filesMatch "\.(html|css|js)$"> Header set Cache-Control "max-age=86400" </filesMatch>