A PHP Error was encountered

Severity: Notice

Message: A non well formed numeric value encountered

Filename: models/Captcha_model.php

Line Number: 61

Backtrace:

File: /home/allsome/public_html/ada/application/models/Captcha_model.php
Line: 61
Function: _error_handler

File: /home/allsome/public_html/ada/application/controllers/Login.php
Line: 39
Function: captcha

File: /home/allsome/public_html/ada/index.php
Line: 315
Function: require_once

AllSome Ada : Login