MyBB Internal Error

MyBB has experienced an internal error and cannot continue.

Error Type:
(8192)
Error Message:
Function set_magic_quotes_runtime() is deprecated
Location:
File: inc/class_core.php
Line: 163
Code:
160.             $this->strip_slashes_array($_GET);
161.             $this->strip_slashes_array($_COOKIE);
162.         }
163.         set_magic_quotes_runtime(0);
164.         @ini_set("magic_quotes_gpc", 0);
165.         @ini_set("magic_quotes_runtime", 0); 
166.