A PHP Error was encountered

Severity: Notice

Message: Undefined variable: uniqcode

Filename: frontend/register.php

Line Number: 129

Backtrace:

File: /var/www/html/application/views/frontend/register.php
Line: 129
Function: _error_handler

File: /var/www/html/application/views/frontend/body.php
Line: 24
Function: view

File: /var/www/html/application/controllers/Add_register.php
Line: 30
Function: view

File: /var/www/html/index.php
Line: 293
Function: require_once

I'm not robot