( ! ) Fatal error: Uncaught Error: Class "core_external\external_api" not found in C:\wamp64\www\admin\tool\usertours\classes\external\tour.php on line 33
( ! ) Error: Class "core_external\external_api" not found in C:\wamp64\www\admin\tool\usertours\classes\external\tour.php on line 33
Call Stack
#	Time	Memory	Function	Location
1	0.0274	372536	{main}( )	...\tour.php:0