Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, WP_Error given in /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-content/plugins/mysterythemes-demo-importer/includes/class-mtdi.php:131 Stack trace: #0 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-content/plugins/mysterythemes-demo-importer/includes/class-mtdi.php(131): in_array('the-computer-re...', Object(WP_Error), true) #1 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-content/plugins/mysterythemes-demo-importer/includes/class-mtdi.php(74): MTDI->define_admin_hooks() #2 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-content/plugins/mysterythemes-demo-importer/mysterythemes-demo-importer.php(83): MTDI->__construct() #3 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-content/plugins/mysterythemes-demo-importer/mysterythemes-demo-importer.php(86): mtdi_run() #4 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-settings.php(517): include_once('/data03/virt785...') #5 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-config.php(102): require_once('/data03/virt785...') #6 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-load.php(50): require_once('/data03/virt785...') #7 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-blog-header.php(13): require_once('/data03/virt785...') #8 /data03/virt7854/domeenid/www.rolandre.ee/htdocs/index.php(17): require('/data03/virt785...') #9 {main} thrown in /data03/virt7854/domeenid/www.rolandre.ee/htdocs/wp-content/plugins/mysterythemes-demo-importer/includes/class-mtdi.php on line 131