A PHP Error was encountered

Severity: Notice

Message: Trying to get property 'op_createTime' of non-object

Filename: page/opclinic_history_detail.php

Line Number: 40

Backtrace:

File: /var/www/chingho/application/views/page/opclinic_history_detail.php
Line: 40
Function: _error_handler

File: /var/www/chingho/application/controllers/Pages.php
Line: 78
Function: view

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