Fatal error: Uncaught Error: Class "setasign\Fpdi\visual\VisualTestCase" not found in D:\xampp\htdocs\SSWPOS\vendor\setasign\fpdi\tests\visual\FpdiTest.php:7 Stack trace: #0 {main} thrown in D:\xampp\htdocs\SSWPOS\vendor\setasign\fpdi\tests\visual\FpdiTest.php on line 7