Frozen Nodes

Fatal error: Uncaught TypeError: strip_tags(): Argument #1 ($string) must be of type string, array given in /home/frozennodes.com/httpdocs/function.php:99 Stack trace: #0 /home/frozennodes.com/httpdocs/function.php(99): strip_tags() #1 /home/frozennodes.com/httpdocs/function.php(159): snippet() #2 /home/frozennodes.com/httpdocs/main.php(27): get_list_of_posts() #3 /home/frozennodes.com/httpdocs/index.php(75): include('...') #4 {main} thrown in /home/frozennodes.com/httpdocs/function.php on line 99