Fatal error: Uncaught Error: Class "PhpSpec\ObjectBehavior" not found in /var/www/erp/spreadsheet/vendor/phpspec/prophecy/spec/Prophecy/Doubler/Generator/ClassCreatorSpec.php:9
Stack trace:
#0 {main}
thrown in /var/www/erp/spreadsheet/vendor/phpspec/prophecy/spec/Prophecy/Doubler/Generator/ClassCreatorSpec.php on line 9