( ! ) Fatal error: Uncaught Error: Interface "OpenTelemetry\SDK\Metrics\ReferenceCounterInterface" not found in C:\wamp64\www\PrintManager\vendor\open-telemetry\sdk\Metrics\StalenessHandler\MultiReferenceCounter.php on line 12
( ! ) Error: Interface "OpenTelemetry\SDK\Metrics\ReferenceCounterInterface" not found in C:\wamp64\www\PrintManager\vendor\open-telemetry\sdk\Metrics\StalenessHandler\MultiReferenceCounter.php on line 12
Call Stack
#	Time	Memory	Function	Location
1	0.0159	539600	{main}( )	...\MultiReferenceCounter.php:0