Getting this error when I install mob hunting on the server... https://pastebin.com/05y9BKG6
If I remove mob hunting the cards drop fine.

Its a bug in Tradingcards not Mobhunting

Caused by: java.lang.NullPointerException
at com.xpgaming.tradingcards.TradingCards.onEntityDeath(TradingCards.java:900)