A PHP Error was encountered

Severity: Notice

Message: Trying to get property of non-object

Filename: display/showText.php

Line Number: 8

Backtrace:

File: D:\project\jinhailvhua\views\display\showText.php
Line: 8
Function: _error_handler

File: D:\project\jinhailvhua\OPSafety\operateSystem\controllers\Lists.php
Line: 99
Function: view

File: D:\project\jinhailvhua\index.php
Line: 315
Function: require_once