How To Fix 'Your IP address does not match this session' In Invision Power Board [IPB] Forum

Sometimes in IPBoard Forum , when we work in ACP [Admin control panel] , our account gets logged out automatically and we need to login again and again. It also print an error message that 'Your IP address does not match this session'. In this post , we will see how to fix the ip address not match issue in IPBoard Forum.

Fix Your IP address does not match this session

To fix this issue , you need to open your root directory of IPBoard Forum. You can open it through FTP or File manager. After that , find a file with name constants.php
If this file does not exist , create a new file and name it as constants.php and enter the following code in it.

<?php
define( 'BYPASS_ACP_IP_CHECK', TRUE );
?>
Now save it. Done the ip address does not match problem will be fixed.