Fatal error: Uncaught Error: Call to undefined method InvalidArgumentException::getResponse() in /home/sso/public_html/cognitoLib.php:260 Stack trace: #0 /home/sso/public_html/profile.php(12): CognitoClient->getUser('') #1 {main} thrown in /home/sso/public_html/cognitoLib.php on line 260