( ! ) Fatal error: Interface 'PHPUnit_Framework_MockObject_Stub' not found in /var/www/clients/client0/web4/web/vendor/phpunit/phpunit-mock-objects/src/Framework/MockObject/Stub/ReturnCallback.php on line 14
Call Stack
#	Time	Memory	Function	Location
1	0.0000	361280	{main}( )	.../ReturnCallback.php:0