не работает с кастомными зельями:
[17:55:48 ERROR]: Could not pass event EntityPickupItemEvent to FunnyPotionStacker v1.5
java.lang.NullPointerException: Cannot invoke "org.bukkit.potion.PotionData.getType()" because "potionData" is null
at FunnyPotionStacker-1.5-1770216883112.jar/me.funnypotionstacker.utils.PotionUtils.getPotionKey(PotionUtils.java:62) ~[FunnyPotionStacker-1.5-1770216883112.jar:?]
at FunnyPotionStacker-1.5-1770216883112.jar/me.funnypotionstacker.utils.PotionUtils.arePotionKeysEqual(PotionUtils.java:74) ~[FunnyPotionStacker-1.5-1770216883112.jar:?]
at FunnyPotionStacker-1.5-1770216883112.jar/me.funnypotionstacker.stacking.PickupHandler.addToExistingStacks(PickupHandler.java:54) ~[FunnyPotionStacker-1.5-1770216883112.jar:?]
at FunnyPotionStacker-1.5-1770216883112.jar/me.funnypotionstacker.stacking.PickupHandler.onItemPickup(PickupHandler.java:40) ~[FunnyPotionStacker-1.5-1770216883112.jar:?]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[leaf-api-1.21.4-R0.1-SNAPSHOT.jar:?]
at io.papermc.paper.plugin.manager.PaperEventManager.callEvent(PaperEventManager.java:71) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.callEvent(PaperPluginManagerImpl.java:131) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:629) ~[leaf-api-1.21.4-R0.1-SNAPSHOT.jar:?]
at net.minecraft.world.entity.item.ItemEntity.playerTouch(ItemEntity.java:524) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.world.entity.player.Player.touch(Player.java:718) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.world.entity.player.Player.aiStep(Player.java:672) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.world.entity.LivingEntity.tick(LivingEntity.java:3292) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.world.entity.player.Player.tick(Player.java:332) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.level.ServerPlayer.doTick(ServerPlayer.java:888) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.network.ServerGamePacketListenerImpl.tick(ServerGamePacketListenerImpl.java:354) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.network.Connection.tick(Connection.java:657) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.network.ServerConnectionListener.tick(ServerConnectionListener.java:256) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.MinecraftServer.tickConnection(MinecraftServer.java:1849) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.dedicated.DedicatedServer.tickConnection(DedicatedServer.java:498) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.MinecraftServer.tickChildren(MinecraftServer.java:1829) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.MinecraftServer.tickServer(MinecraftServer.java:1578) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1296) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:300) ~[leaf-1.21.4.jar:1.21.4-524-8757c36]
at java.base/java.lang.Thread.run(Thread.java:1575) ~[?:?]