A PHP Error was encountered

Severity: Notice

Message: Undefined variable: url1

Filename: rubs/expos_rub.php

Line Number: 46

Backtrace:

File: D:\EasyPHP-Devserver-17\eds-www\webfaa\unicorn\views\pages\rubs\expos_rub.php
Line: 46
Function: _error_handler

File: D:\EasyPHP-Devserver-17\eds-www\webfaa\unicorn\views\pages\numerics.php
Line: 6
Function: view

File: D:\EasyPHP-Devserver-17\eds-www\webfaa\unicorn\controllers\web.php
Line: 501
Function: view

File: D:\EasyPHP-Devserver-17\eds-www\webfaa\index.php
Line: 315
Function: require_once