Fatal error: Uncaught Error: Class 'App\Ninja\Import\BaseTransformer' not found in /home/app/htdocs/lidia/app/Ninja/Import/FreshBooks/PaymentTransformer.php:11
Stack trace:
#0 {main}
thrown in /home/app/htdocs/lidia/app/Ninja/Import/FreshBooks/PaymentTransformer.php on line 11