A PHP Error was encountered

Severity: Warning

Message: Undefined array key "USER_ID"

Filename: layout/nav.php

Line Number: 110

Backtrace:

File: /home/indoscraft/public_html/application/views/front/layout/nav.php
Line: 110
Function: _error_handler

File: /home/indoscraft/public_html/application/views/front/seller-login.php
Line: 32
Function: view

File: /home/indoscraft/public_html/application/controllers/Seller.php
Line: 1932
Function: view

File: /home/indoscraft/public_html/index.php
Line: 324
Function: require_once