Hello guys!
I said in title
This is log:
[09:44:37] [Server thread/INFO]: [MGSplegg] Enabling MGSplegg v1.14.17-20170612.054850*
[09:44:37] [Server thread/ERROR]: Error occurred while enabling MGSplegg v1.14.17-20170612.054850 (Is it up to date?)
java.lang.NoSuchMethodError: 'void org.bukkit.inventory.ItemStack.<init>(int, int, short)'
at com.comze_instancelabs.minigamesapi.util.Util.parseItems(Util.java:846) ~[?:?]
at com.comze_instancelabs.minigamesapi.Rewards.reloadVariables(Rewards.java:103) ~[?:?]
at com.comze_instancelabs.minigamesapi.Rewards.<init>(Rewards.java:78) ~[?:?]
at com.comze_instancelabs.minigamesapi.PluginInstance.<init>(PluginInstance.java:356) ~[?:?]
at com.comze_instancelabs.minigamesapi.MinigamesAPI.setupAPI(MinigamesAPI.java:671) ~[?:?]
at com.comze_instancelabs.mgsplegg.Main.onEnable(Main.java:67) ~[?:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:263) ~[minecraft_server.jar:git-Paper-416]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:380) ~[minecraft_server.jar:git-Paper-416]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:483) ~[minecraft_server.jar:git-Paper-416]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.enablePlugin(CraftServer.java:501) ~[minecraft_server.jar:git-Paper-416]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.enablePlugins(CraftServer.java:415) ~[minecraft_server.jar:git-Paper-416]
at net.minecraft.server.v1_16_R3.MinecraftServer.loadWorld(MinecraftServer.java:464) ~[minecraft_server.jar:git-Paper-416]
at net.minecraft.server.v1_16_R3.DedicatedServer.init(DedicatedServer.java:239) ~[minecraft_server.jar:git-Paper-416]
at net.minecraft.server.v1_16_R3.MinecraftServer.w(MinecraftServer.java:935) ~[minecraft_server.jar:git-Paper-416]
at net.minecraft.server.v1_16_R3.MinecraftServer.lambda$a$0(MinecraftServer.java:173) ~[minecraft_server.jar:git-Paper-416]
at java.lang.Thread.run(Thread.java:834) [?:?]
[09:44:37] [Server thread/INFO]: [MGSplegg] Disabling MGSplegg v1.14.17-20170612.054850