( ! ) Fatal error: Uncaught Error: Interface "OpenTelemetry\SDK\Common\Attribute\AttributeValidatorInterface" not found in C:\wamp64\www\PrintManager - Copie 27\vendor\open-telemetry\sdk\Common\Attribute\AttributeValidator.php on line 7
( ! ) Error: Interface "OpenTelemetry\SDK\Common\Attribute\AttributeValidatorInterface" not found in C:\wamp64\www\PrintManager - Copie 27\vendor\open-telemetry\sdk\Common\Attribute\AttributeValidator.php on line 7
Call Stack
#	Time	Memory	Function	Location
1	0.0133	544880	{main}( )	...\AttributeValidator.php:0