Fatal error: Uncaught Error: Class "GuzzleHttp\Collection" not found in C:\AppServ\www\greenhess-storage\vendor\guzzlehttp\guzzle\src\Query.php:7
Stack trace:
#0 {main}
thrown in C:\AppServ\www\greenhess-storage\vendor\guzzlehttp\guzzle\src\Query.php on line 7