Fatal error: Uncaught Error: Class "Nette\InvalidStateException" not found in C:\PHP\APPS\production\aictec_license_web\vendor\nette\schema\src\Schema\ValidationException.php:18 Stack trace: #0 {main} thrown in C:\PHP\APPS\production\aictec_license_web\vendor\nette\schema\src\Schema\ValidationException.php on line 18