An uncaught Exception was encountered

Type: Error

Message: Call to a member function row_array() on boolean

Filename: /home/html/diy/dayrui/controllers/BatchDown.php

Line Number: 54

Backtrace:

File: /home/html/diy/Init.php
Line: 287
Function: require

File: /home/html/index.php
Line: 84
Function: require