Fatal error: Uncaught Error: Class "OpenTelemetry\Context\ZendObserverFiber" not found in /var/www/usonboard.com/vendor/open-telemetry/context/fiber/initialize_fiber_handler.php:7
Stack trace:
#0 {main}
thrown in /var/www/usonboard.com/vendor/open-telemetry/context/fiber/initialize_fiber_handler.php on line 7