A PHP Error was encountered

Severity: 8192

Message: round(): Passing null to parameter #1 ($num) of type int|float is deprecated

Filename: models/Producto.php

Line Number: 328

Backtrace:

File: /home/samalic/camisetasjhk.com/application/models/Producto.php
Line: 328
Function: round

File: /home/samalic/camisetasjhk.com/application/controllers/Productos.php
Line: 215
Function: aplicarDescuento

File: /home/samalic/camisetasjhk.com/application/controllers/Productos.php
Line: 64
Function: ver

File: /home/samalic/camisetasjhk.com/index.php
Line: 315
Function: require_once