Fatal error: Uncaught Error: Interface 'ProxyManager\Signature\SignatureCheckerInterface' not found in C:\SistemasPHP\ccp\vendor\ocramius\proxy-manager\src\ProxyManager\Signature\SignatureChecker.php:17 Stack trace: #0 {main} thrown in C:\SistemasPHP\ccp\vendor\ocramius\proxy-manager\src\ProxyManager\Signature\SignatureChecker.php on line 17