This is typically caused by a typo in an XML file.
Validate your server's XML files using the following tools.
You can also try replacing your XML files with a default version, the default versions can be downloaded from here: https://github.com/BohemiaInteractive/DayZ-Central-Economy
Looking for a game server host known for brilliant 24/7 customer support and quality hardware?
Try a Pingperfect DayZ Standalone server today! https://pingperfect.com/gameservers/dayz-standalone-game-server-hosting-rental.php
