Seldaek/monolog · error · LogicException

Unable to connect to the socket at {host}:{port}

Error message

Unable to connect to the socket at {host}:{port}

What it means

Error "Unable to connect to the socket at {host}:{port}" thrown in Seldaek/monolog.

Source

Thrown at src/Monolog/Handler/CubeHandler.php:83

     * Establish a connection to an UDP socket
     *
     * @throws \LogicException           when unable to connect to the socket
     * @throws MissingExtensionException when there is no socket extension
     */
    protected function connectUdp(): void
    {
        if (!\extension_loaded('sockets')) {
            throw new MissingExtensionException('The sockets extension is required to use udp URLs with the CubeHandler');
        }

        $udpConnection = socket_create(AF_INET, SOCK_DGRAM, 0);
        if (false === $udpConnection) {
            throw new \LogicException('Unable to create a socket');
        }

        $this->udpConnection = $udpConnection;
        if (!socket_connect($this->udpConnection, $this->host, $this->port)) {
            throw new \LogicException('Unable to connect to the socket at ' . $this->host . ':' . $this->port);
        }
    }

    /**
     * Establish a connection to an http server
     *
     * @throws \LogicException           when unable to connect to the socket
     * @throws MissingExtensionException when no curl extension
     */
    protected function connectHttp(): void
    {
        if (!\extension_loaded('curl')) {
            throw new MissingExtensionException('The curl extension is required to use http URLs with the CubeHandler');
        }

        $httpConnection = curl_init('http://'.$this->host.':'.$this->port.'/1.0/event/put');
        if (false === $httpConnection) {
            throw new \LogicException('Unable to connect to ' . $this->host . ':' . $this->port);

View on GitHub (pinned to 57eb102834)

When it happens

Trigger: Thrown at src/Monolog/Handler/CubeHandler.php:83 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of Seldaek/monolog@57eb102834 (2026-08-17). Data as JSON: /api/errors/dbc5df63cb7feaee. Report an issue: GitHub.