A PHP Error was encountered

Severity: Notice

Message: Undefined index: device_id

Filename: modal/survey_form_modal.php

Line Number: 187

Backtrace:

File: /var/www/public/application/views/modal/survey_form_modal.php
Line: 187
Function: _error_handler

File: /var/www/public/application/views/device/device_detail_view.php
Line: 4
Function: view

File: /var/www/public/application/core/Ext_Controller.php
Line: 105
Function: view

File: /var/www/public/application/controllers/Device.php
Line: 562
Function: loadView

File: /var/www/public/index.php
Line: 315
Function: require_once