A PHP Error was encountered

Severity: Notice

Message: Undefined variable: reply

Filename: controllers/Bot.php

Line Number: 167

Backtrace:

File: /home/forth/bot-bi.forth.co.th/application/controllers/Bot.php
Line: 167
Function: _error_handler

File: /home/forth/bot-bi.forth.co.th/index.php
Line: 315
Function: require_once

400 {"message":"The request body has 1 error(s)","details":[{"message":"May not be empty","property":"messages[0].text"}]}