A PHP Error was encountered

Severity: 8192

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

Filename: controllers/Blogs.php

Line Number: 90

Backtrace:

File: /www/网站/mall.enjoybiz.com/application/controllers/Blogs.php
Line: 90
Function: urldecode

File: /www/网站/mall.enjoybiz.com/index.php
Line: 315
Function: require_once