A PHP Error was encountered

Severity: Warning

Message: Missing argument 1 for Documents::index()

Filename: controllers/documents.php

Line Number: 12

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: category_id

Filename: controllers/documents.php

Line Number: 15

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: category_id

Filename: controllers/documents.php

Line Number: 25