Seldaek/monolog · error · MissingExtensionException

The OpenSSL PHP plugin is required to use SSL encrypted conn

Error message

The OpenSSL PHP plugin is required to use SSL encrypted connection for LogEntriesHandler

What it means

Error "The OpenSSL PHP plugin is required to use SSL encrypted connection for LogEntriesHandler" thrown in Seldaek/monolog.

Source

Thrown at src/Monolog/Handler/LogEntriesHandler.php:44

     * @param bool   $useSSL Whether or not SSL encryption should be used.
     * @param string $host   Custom hostname to send the data to if needed
     *
     * @throws MissingExtensionException If SSL encryption is set to true and OpenSSL is missing
     */
    public function __construct(
        string $token,
        bool $useSSL = true,
        $level = Level::Debug,
        bool $bubble = true,
        string $host = 'data.logentries.com',
        bool $persistent = false,
        float $timeout = 0.0,
        float $writingTimeout = 10.0,
        ?float $connectionTimeout = null,
        ?int $chunkSize = null
    ) {
        if ($useSSL && !\extension_loaded('openssl')) {
            throw new MissingExtensionException('The OpenSSL PHP plugin is required to use SSL encrypted connection for LogEntriesHandler');
        }

        $endpoint = $useSSL ? 'ssl://' . $host . ':443' : $host . ':80';
        parent::__construct(
            $endpoint,
            $level,
            $bubble,
            $persistent,
            $timeout,
            $writingTimeout,
            $connectionTimeout,
            $chunkSize
        );
        $this->logToken = $token;
    }

    /**
     * @inheritDoc

View on GitHub (pinned to 57eb102834)

When it happens

Trigger: Thrown at src/Monolog/Handler/LogEntriesHandler.php:44 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• SSL/TLS and certificate errors — how TLS handshakes and certificate validation fail.

AI-assisted analysis of Seldaek/monolog@57eb102834 (2026-08-17). Data as JSON: /api/errors/28850d9fe72ae477. Report an issue: GitHub.