A PHP Error was encountered

Severity: Warning

Message: Invalid argument supplied for foreach()

Filename: views/week.php

Line Number: 168

Backtrace:

File: /home/tprepkart/public_html/answers/application/views/week.php
Line: 168
Function: _error_handler

File: /home/tprepkart/public_html/answers/application/controllers/Question.php
Line: 449
Function: view

File: /home/tprepkart/public_html/answers/index.php
Line: 315
Function: require_once