Fatal error: Uncaught Error: Interface "OpenTelemetry\SDK\Trace\SamplerInterface" not found in /var/www/usonboard.com/vendor/open-telemetry/sdk/Trace/Sampler/AlwaysOffSampler.php:21 Stack trace: #0 {main} thrown in /var/www/usonboard.com/vendor/open-telemetry/sdk/Trace/Sampler/AlwaysOffSampler.php on line 21