An uncaught Exception was encountered

Type: TypeError

Message: Argument 1 passed to Products_model::getProIndex() must be of the type int, null given, called in /www/wwwroot/gumt.com.tw/application/controllers/Products.php on line 353

Filename: /www/wwwroot/gumt.com.tw/application/models/Products_model.php

Line Number: 658

Backtrace:

File: /www/wwwroot/gumt.com.tw/application/controllers/Products.php
Line: 353
Function: getProIndex

File: /www/wwwroot/gumt.com.tw/application/core/MY_Controller.php
Line: 58
Function: display

File: /www/wwwroot/gumt.com.tw/index.php
Line: 326
Function: require_once