Severity: Notice
Message: Undefined index: idBook
Filename: controllers/realbook.php
Line Number: 43
Severity: Notice
Message: Undefined index: idBook
Filename: controllers/realbook.php
Line Number: 45
Severity: Notice
Message: Undefined index: idBook
Filename: controllers/realbook.php
Line Number: 49
Severity: Notice
Message: Undefined index: idBook
Filename: views/content_book.php
Line Number: 206