Fatal error: Uncaught Error: Class 'Psr\Log\AbstractLogger' not found in C:\isanto\web\titan_84\www\adds\visor_certificado2\libs\mpdf\mpdf_8\psr\log\Psr\Log\NullLogger.php:13 Stack trace: #0 {main} thrown in C:\isanto\web\titan_84\www\adds\visor_certificado2\libs\mpdf\mpdf_8\psr\log\Psr\Log\NullLogger.php on line 13