Fatal error: Uncaught Error: Class 'App\Services\Calculators\CalculatorByStandard' not found in /home/vtsnised/public_html/anketa2.0/app/Services/Calculators/Department/SubjectByStandardQuestions.php:5 Stack trace: #0 {main} thrown in /home/vtsnised/public_html/anketa2.0/app/Services/Calculators/Department/SubjectByStandardQuestions.php on line 5