Error php

I take this fatal error when I try to activate

Fatal error: Cannot redeclare class MinecraftQuery in /home/mineeuro/public_html/wp-content/plugins/minestatus/libs/MinecraftQuery.php on line 8

Could you help me please ?
I’m really lile this plug and I d’ont want to change

http://ww.wp.xz.cn/extend/plugins/minestatus/