( ! ) Fatal error: Cannot use isset() on the result of a function call (you can use "null !== func()" instead) in /var/www/AICD/wordpress/wp-content/plugins/ecommerce-wd/framework/helpers/WDFProduct.php on line 1015
Call Stack
#	Time	Memory	Function	Location
1	0.0001	230064	{main}( )	../index.php:0
2	0.0002	232464	require( '/var/www/AICD/wordpress/wp-blog-header.php' )	../index.php:17
3	1.1382	13155240	require_once( '/var/www/AICD/wordpress/wp-includes/template-loader.php' )	../wp-blog-header.php:19
4	1.1399	13161480	include( '/var/www/AICD/wordpress/wp-content/themes/blade/index.php' )	../template-loader.php:74
5	1.1399	13161512	get_header( )	../index.php:1
6	1.1399	13162144	locate_template( )	../general-template.php:41
7	1.1399	13162392	load_template( )	../template.php:647
8	1.1403	13177248	require_once( '/var/www/AICD/wordpress/wp-content/themes/blade/header.php' )	../template.php:688
9	1.1410	13177456	wp_head( )	../header.php:20
10	1.1410	13177536	do_action( )	../general-template.php:2614
11	1.1410	13178248	WP_Hook->do_action( )	../plugin.php:453
12	1.1410	13178376	WP_Hook->apply_filters( )	../class-wp-hook.php:310
13	1.1428	13260496	call_user_func_array:{/var/www/AICD/wordpress/wp-includes/class-wp-hook.php:286} ( )	../class-wp-hook.php:286
14	1.1429	13260864	wp_enqueue_scripts( )	../class-wp-hook.php:286
15	1.1429	13260952	do_action( )	../script-loader.php:1447
16	1.1429	13261680	WP_Hook->do_action( )	../plugin.php:453
17	1.1429	13261808	WP_Hook->apply_filters( )	../class-wp-hook.php:310
18	1.1438	13273424	call_user_func_array:{/var/www/AICD/wordpress/wp-includes/class-wp-hook.php:286} ( )	../class-wp-hook.php:286
19	1.1438	13273880	wde_register_frontend_scripts( )	../class-wp-hook.php:286
20	1.1443	13287448	WDFHelper::init( )	../ecommerce-wd.php:374
21	1.1443	13287704	WDFHelper::require_dir( )	../WDFHelper.php:37
22	1.1444	13292504	WDFHelper::require_dir( )	../WDFHelper.php:182