What causes connect() failed (111: Connection refused)?

The upstream server is not running, is listening on a different port, or is rejecting connections.

How to fix connect() failed (111: Connection refused)?

Verify the upstream server is running. Check the proxy_pass URL and port. Ensure the upstream is listening on the correct address.

connect() failed (111: Connection refused) — connect() failed (111: Connection refused) — Upstream Connection Refused | Error Code Encyclopedia | akousa.net

Erreurs NginxErreur

400 Bad Request

400 Bad Request — Nginx Bad Request

Nginx rejected the client request due to a malformed HTTP request.

nginxserver

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Erreurs NginxErreur

worker_connections are not enough

worker_connections are not enough — Worker Connections Exhausted

The Nginx worker process has reached its maximum number of connections.

nginxserver

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Erreurs NginxFatal

no servers are inside upstream

no servers are inside upstream — Empty Upstream Block

The upstream block has no servers defined.

414 URI Too Long — Nginx URI Too Long

The request URI exceeds the maximum length Nginx will process.

nginxserver

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Erreurs NginxErreur

496 SSL Certificate Required

496 SSL Certificate Required — Nginx SSL Certificate Required

A client certificate is required but was not provided.

nginxserver

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Erreurs NginxErreur

rewrite or internal redirection cycle

rewrite or internal redirection cycle — Redirect Loop Detected

Nginx detected an infinite redirect or rewrite loop.

nginxserver

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connect() failed (111: Connection refused) — Upstream Connection Refused

Causes de cette erreur

Comment la corriger

Codes d'erreur associés

400 Bad Request — Nginx Bad Request

worker_connections are not enough — Worker Connections Exhausted

no servers are inside upstream — Empty Upstream Block

414 URI Too Long — Nginx URI Too Long

496 SSL Certificate Required — Nginx SSL Certificate Required

rewrite or internal redirection cycle — Redirect Loop Detected

connect() failed (111: Connection refused) — Upstream Connection Refused

Causes de cette erreur

Comment la corriger

Codes d'erreur associés

400 Bad Request — Nginx Bad Request

worker_connections are not enough — Worker Connections Exhausted

no servers are inside upstream — Empty Upstream Block

414 URI Too Long — Nginx URI Too Long

496 SSL Certificate Required — Nginx SSL Certificate Required

rewrite or internal redirection cycle — Redirect Loop Detected