No longer works for me, he says to me : [12:30:17] [Server thread/ERROR]: This crash report has been saved to: /home/minecraft/servers/mine137944/./crash-reports/crash-2018-11-20_12.30.17-server.txt[12:30:17] [Server thread/INFO]: Stopping server[12:30:17] [Server thread/INFO]: [StrikePractice] Disabling StrikePractice v2.3.1[12:30:17] [Server thread/ERROR]: Error occurred while disabling StrikePractice v2.3.1 (Is it up to date?)java.lang.NullPointerException