Warning: Undefined variable $entities in C:\WebServer\htdocs\bookshelf\storage\framework\views\a362166d21519d28f4a6f9fcd7caa7f6.php on line 2

Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in C:\WebServer\htdocs\bookshelf\storage\framework\views\a362166d21519d28f4a6f9fcd7caa7f6.php:2 Stack trace: #0 {main} thrown in C:\WebServer\htdocs\bookshelf\storage\framework\views\a362166d21519d28f4a6f9fcd7caa7f6.php on line 2