[20:14:34 ERROR]: Some errors occurred whilst posting event ProxyShutdownEvent.
[20:14:34 ERROR]: #1:

java.lang.NullPointerException: null
        at me.lucko.luckperms.common.plugin.AbstractLuckPermsPlugin.disable(AbstractLuckPermsPlugin.java:192) ~[?:?]
        at me.lucko.luckperms.velocity.LPVelocityBootstrap.onDisable(LPVelocityBootstrap.java:148) ~[?:?]
        at net.kyori.event.asm.generated.8a4e66ae69.LPVelocityBootstrap-onDisable-ProxyShutdownEvent-4.invoke(Unknown Source) ~[?:?]
        at net.kyori.event.method.SimpleMethodSubscriptionAdapter$MethodEventSubscriber.invoke(SimpleMethodSubscriptionAdapter.java:148) ~[Velocity.jar:1.0.0-SNAPSHOT (git-df9883cc-b133)]
        at net.kyori.event.SimpleEventBus.post(SimpleEventBus.java:107) ~[Velocity.jar:1.0.0-SNAPSHOT (git-df9883cc-b133)]
        at com.velocitypowered.proxy.plugin.VelocityEventManager.fireEvent(VelocityEventManager.java:136) ~[Velocity.jar:1.0.0-SNAPSHOT (git-df9883cc-b133)]
        at com.velocitypowered.proxy.plugin.VelocityEventManager.fireShutdownEvent(VelocityEventManager.java:185) ~[Velocity.jar:1.0.0-SNAPSHOT (git-df9883cc-b133)]
        at com.velocitypowered.proxy.VelocityServer.lambda$shutdown$1(VelocityServer.java:377) ~[Velocity.jar:1.0.0-SNAPSHOT (git-df9883cc-b133)]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]