Fatal error: Declaration of _JchOptimizeVendor\GuzzleHttp\Psr7\Request::getRequestTarget() must be compatible with Psr\Http\Message\RequestInterface::getRequestTarget(): string in /home/customer/www/electrogym.be/public_html/administrator/components/com_jchoptimize/lib/vendor/guzzlehttp/psr7/src/Request.php on line 50
An Error Occurred: Internal Server Error

Sorry, there was a problem we could not recover from.

The server returned a "500 - Internal Server Error"

Help me resolve this