Warning: require(C:\wamp64\www\gmwindows\nexmoAPI\vendor\sebastian\comparator\tests/../vendor/autoload.php): failed to open stream: No such file or directory in C:\wamp64\www\gmwindows\nexmoAPI\vendor\sebastian\comparator\tests\bootstrap.php on line 2

Fatal error: require(): Failed opening required 'C:\wamp64\www\gmwindows\nexmoAPI\vendor\sebastian\comparator\tests/../vendor/autoload.php' (include_path='.;C:\php\pear') in C:\wamp64\www\gmwindows\nexmoAPI\vendor\sebastian\comparator\tests\bootstrap.php on line 2