( ! ) Fatal error: Trait "Aws\Retry\RetryHelperTrait" not found in C:\wamp64\www\upload\vendor\aws\aws-sdk-php\src\RetryMiddlewareV2.php on line 20
Call Stack
#	Time	Memory	Function	Location
1	0.0344	555240	{main}( )	...\RetryMiddlewareV2.php:0