Fatal error: Uncaught TypeError: htmlspecialchars(): Argument #1 ($string) must be of type string, bool given in C:\xampp\htdocs\LL-Dominus\tools\ll12_compat\clases\TLL12Id1011VisualValidator.php:266 Stack trace: #0 C:\xampp\htdocs\LL-Dominus\tools\ll12_compat\clases\TLL12Id1011VisualValidator.php(266): htmlspecialchars() #1 C:\xampp\htdocs\LL-Dominus\tools\ll12_compat\clases\TLL12Id1011VisualValidator.php(79): TLL12Id1011VisualValidator->gallery() #2 C:\xampp\htdocs\LL-Dominus\tools\ll12_compat\validate_id10_id11_visual.php(14): TLL12Id1011VisualValidator->validate() #3 {main} thrown in C:\xampp\htdocs\LL-Dominus\tools\ll12_compat\clases\TLL12Id1011VisualValidator.php on line 266