Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in D:\Apache24\www\annora\back-end\vendor\mobiledetect\mobiledetectlib\tests\BasicsTest.php:9 Stack trace: #0 {main} thrown in D:\Apache24\www\annora\back-end\vendor\mobiledetect\mobiledetectlib\tests\BasicsTest.php on line 9