Seldaek/monolog · error · MissingExtensionException

The OpenSSL PHP extension is required to use the FlowdockHan

Error message

The OpenSSL PHP extension is required to use the FlowdockHandler

What it means

Error "The OpenSSL PHP extension is required to use the FlowdockHandler" thrown in Seldaek/monolog.

Source

Thrown at src/Monolog/Handler/FlowdockHandler.php:50

class FlowdockHandler extends SocketHandler
{
    protected string $apiToken;

    /**
     * @throws MissingExtensionException if OpenSSL is missing
     */
    public function __construct(
        string $apiToken,
        $level = Level::Debug,
        bool $bubble = true,
        bool $persistent = false,
        float $timeout = 0.0,
        float $writingTimeout = 10.0,
        ?float $connectionTimeout = null,
        ?int $chunkSize = null
    ) {
        if (!\extension_loaded('openssl')) {
            throw new MissingExtensionException('The OpenSSL PHP extension is required to use the FlowdockHandler');
        }

        parent::__construct(
            'ssl://api.flowdock.com:443',
            $level,
            $bubble,
            $persistent,
            $timeout,
            $writingTimeout,
            $connectionTimeout,
            $chunkSize
        );
        $this->apiToken = $apiToken;
    }

    /**
     * @inheritDoc
     */

View on GitHub (pinned to 57eb102834)

When it happens

Trigger: Thrown at src/Monolog/Handler/FlowdockHandler.php:50 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/a62de3a23eea2389. Report an issue: GitHub.