Warning: preg_match(): Delimiter must not be alphanumeric or backslash in /home/industrialstorag/public_html/category.php on line 4

Warning: Trying to access array offset on value of type null in /home/industrialstorag/public_html/category.php on line 19

Warning: Trying to access array offset on value of type null in /home/industrialstorag/public_html/category.php on line 21

Fatal error: Uncaught TypeError: getValidFileName(): Argument #1 ($fname) must be of type string, null given, called in /home/industrialstorag/public_html/category.php on line 22 and defined in /home/industrialstorag/public_html/include/return_functions.php:4 Stack trace: #0 /home/industrialstorag/public_html/category.php(22): getValidFileName(NULL) #1 {main} thrown in /home/industrialstorag/public_html/include/return_functions.php on line 4