A PHP Error was encountered
Severity: Warning
Message: Undefined property: stdClass::$sort_title
Filename: views/material-detail.php
Line Number: 190
Backtrace:
File: /home/u755713922/domains/testing-instruments.com/public_html/application/views/material-detail.php
Line: 190
Function: _error_handler
File: /home/u755713922/domains/testing-instruments.com/public_html/application/controllers/Material.php
Line: 33
Function: view
File: /home/u755713922/domains/testing-instruments.com/public_html/index.php
Line: 660
Function: require_once
.