Fatal error: Uncaught Error: Interface 'Prophecy\Exception\Doubler\DoublerException' not found in /home/diligence/public_html/sigma-power/vendor/phpspec/prophecy/src/Prophecy/Exception/Doubler/DoubleException.php:16 Stack trace: #0 {main} thrown in /home/diligence/public_html/sigma-power/vendor/phpspec/prophecy/src/Prophecy/Exception/Doubler/DoubleException.php on line 16