A PHP Error was encountered

Severity: 8192

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

Filename: helpers/custom_helper.php

Line Number: 1905

Backtrace:

File: /var/www/vhosts/superpicto.com/httpdocs/app/application/helpers/custom_helper.php
Line: 1905
Function: urldecode

File: /var/www/vhosts/superpicto.com/httpdocs/app/application/controllers/Home_controller.php
Line: 877
Function: clean_slug

File: /var/www/vhosts/superpicto.com/httpdocs/app/index.php
Line: 330
Function: require_once