( ! ) Fatal error: Uncaught Error: Class "Aws\Crypto\MaterialsProviderV3" not found in C:\wamp64\www\upload\vendor\aws\aws-sdk-php\src\Crypto\KmsMaterialsProviderV3.php on line 12
( ! ) Error: Class "Aws\Crypto\MaterialsProviderV3" not found in C:\wamp64\www\upload\vendor\aws\aws-sdk-php\src\Crypto\KmsMaterialsProviderV3.php on line 12
Call Stack
#	Time	Memory	Function	Location
1	0.0379	566936	{main}( )	...\KmsMaterialsProviderV3.php:0