Fatal error: Uncaught Error: Class 'Braintree\Http' not found in /home/app/htdocs/ninja/vendor/braintree/braintree_php/tests/integration/HttpClientApi.php:9
Stack trace:
#0 /home/app/htdocs/ninja/vendor/braintree/braintree_php/tests/Setup.php(5): require_once()
#1 /home/app/htdocs/ninja/vendor/braintree/braintree_php/tests/integration/DisputeSearchTest.php(4): require_once('/home/app/htdoc...')
#2 {main}
thrown in /home/app/htdocs/ninja/vendor/braintree/braintree_php/tests/integration/HttpClientApi.php on line 9