Severity: Notice
Message: Trying to get property 'id' of non-object
Filename: controllers/Ground_techniques.php
Line Number: 32
Backtrace:
File: C:\inetpub\degournay\application\controllers\Ground_techniques.php
Line: 32
Function: _error_handler
File: C:\inetpub\degournay\index.php
Line: 315
Function: require_once
