Fatal error: Uncaught Error: Class "Braintree\Exception" not found in /home/vodslegr/public_html/braintree/lib/Braintree/Exception/InvalidChallenge.php:6 Stack trace: #0 {main} thrown in /home/vodslegr/public_html/braintree/lib/Braintree/Exception/InvalidChallenge.php on line 6