Fatal error: Uncaught Error: Interface "OpenTelemetry\SDK\Metrics\AggregationInterface" not found in /var/www/usonboard.com/vendor/open-telemetry/sdk/Metrics/Aggregation/SumAggregation.php:15 Stack trace: #0 {main} thrown in /var/www/usonboard.com/vendor/open-telemetry/sdk/Metrics/Aggregation/SumAggregation.php on line 15