( ! ) Fatal error: Uncaught Error: Interface 'Nexmo\Client\Callback\CallbackInterface' not found in C:\Users\Lenovo\Documents\college\vendor\nexmo\client-core\src\Client\Callback\Callback.php on line 12
( ! ) Error: Interface 'Nexmo\Client\Callback\CallbackInterface' not found in C:\Users\Lenovo\Documents\college\vendor\nexmo\client-core\src\Client\Callback\Callback.php on line 12
Call Stack
#	Time	Memory	Function	Location
1	0.1329	363552	{main}( )	...\Callback.php:0