A PHP Error was encountered

Severity: 8192

Message: trim(): Passing null to parameter #1 ($string) of type string is deprecated

Filename: discos/detalle.php

Line Number: 91

Backtrace:

File: /home/retroact/public_html/application/views/discos/detalle.php
Line: 91
Function: trim

File: /home/retroact/public_html/application/controllers/Discos.php
Line: 72
Function: view

File: /home/retroact/public_html/index.php
Line: 308
Function: require_once