Warning: Undefined variable $entity in C:\WebServer\htdocs\bookshelf\storage\framework\views\32334dbc62a7fafe91923fbc33c6eb44.php on line 2

Fatal error: Uncaught Error: Call to a member function isFavourite() on null in C:\WebServer\htdocs\bookshelf\storage\framework\views\32334dbc62a7fafe91923fbc33c6eb44.php:2 Stack trace: #0 {main} thrown in C:\WebServer\htdocs\bookshelf\storage\framework\views\32334dbc62a7fafe91923fbc33c6eb44.php on line 2