A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: models/category_model.php

Line Number: 231

A PHP Error was encountered

Severity: Warning

Message: Attempt to assign property of non-object

Filename: models/category_model.php

Line Number: 231

A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: controllers/category.php

Line Number: 26