Fatal error: Uncaught Error: Class "React\Tests\Promise\Timer\TestCase" not found in /home/syasiacoxf/ezpool/vendor/react/promise-timer/tests/TimeoutExceptionTest.php:7 Stack trace: #0 {main} thrown in /home/syasiacoxf/ezpool/vendor/react/promise-timer/tests/TimeoutExceptionTest.php on line 7