Fatal error: Uncaught Error: Class "PubNub\Exceptions\PubNubException" not found in /home/devexpert/public_html/taxi.devexpert.in/server/drop-files/pubnub/src/PubNub/Exceptions/PubNubResponseParsingException.php:6 Stack trace: #0 {main} thrown in /home/devexpert/public_html/taxi.devexpert.in/server/drop-files/pubnub/src/PubNub/Exceptions/PubNubResponseParsingException.php on line 6