A PHP Error was encountered

Severity: Notice

Message: Undefined variable: event_id

Filename: views/header.php

Line Number: 1

Backtrace:

File: /var/www/vhosts/williams.event-administration.co.uk/public/application/views/header.php
Line: 1
Function: _error_handler

File: /var/www/vhosts/williams.event-administration.co.uk/public/application/views/template.php
Line: 37
Function: view

File: /var/www/vhosts/williams.event-administration.co.uk/public/application/controllers/Home.php
Line: 23
Function: view

File: /var/www/vhosts/williams.event-administration.co.uk/public/index.php
Line: 315
Function: require_once