#Server shut down after starting
23 messages · Page 1 of 1 (latest)
check ur logs .. will give error message
okay
[16:10:15 ERROR]: [org.bukkit.configuration.serialization.ConfigurationSerialization] Could not call method 'public static org.bukkit.inventory.ItemStack org.bukkit.inventory.ItemStack.deserialize(java.util.Map)' of class org.bukkit.inventory.ItemStack for deserialization
java.lang.IllegalArgumentException: Newer version! Server downgrades are not supported!
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:145) ~[guava-31.0.1-jre.jar:?]
at org.bukkit.craftbukkit.v1_19_R1.util.CraftMagicNumbers.getMaterial(CraftMagicNumbers.java:264) ~[paper-1.19.2.jar:git-Paper-307]
at org.bukkit.inventory.ItemStack.deserialize(ItemStack.java:508) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[?:?]
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
at java.lang.reflect.Method.invoke(Method.java:568) ~[?:?]
at
org.bukkit.configuration.serialization.ConfigurationSerialization.deserializeViaMethod(ConfigurationSerialization.java:85) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.serialization.ConfigurationSerialization.deserialize(ConfigurationSerialization.java:127) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.serialization.ConfigurationSerialization.deserializeObject(ConfigurationSerialization.java:207) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConstructor$ConstructCustomObject.construct(YamlConstructor.java:48) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.yaml.snakeyaml.constructor.BaseConstructor.constructObjectNoCheck(BaseConstructor.java:270) ~[snakeyaml-1.33.jar:?]
at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:253) ~[snakeyaml-1.33.jar:?]
at org.bukkit.configuration.file.YamlConstructor.construct(YamlConstructor.java:27) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.fromNodeTree(YamlConfiguration.java:160) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.fromNodeTree(YamlConfiguration.java:158) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.fromNodeTree(YamlConfiguration.java:158) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.fromNodeTree(YamlConfiguration.java:158) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.fromNodeTree(YamlConfiguration.java:158) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.fromNodeTree(YamlConfiguration.java:158) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.fromNodeTree(YamlConfiguration.java:158) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.loadFromString(YamlConfiguration.java:117) ~
at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:160) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:128) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.configuration.file.YamlConfiguration.loadConfiguration(YamlConfiguration.java:306) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.plugin.java.JavaPlugin.reloadConfig(JavaPlugin.java:158) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.plugin.java.JavaPlugin.getConfig(JavaPlugin.java:134) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at com.gmail.cubitverde.CubMainPlugin2.onEnable(CubMainPlugin2.java:268) ~[CubCustomDrops_5.5.2.jar:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:370) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:542) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
at org.bukkit.craftbukkit.v1_19_R1.CraftServer.enablePlugin(CraftServer.java:565) ~[paper-1.19.2.jar:git-Paper-307]
at org.bukkit.craftbukkit.v1_19_R1.CraftServer.enablePlugins(CraftServer.java:479) ~[paper-1.19.2.jar:git-Paper-307]
at net.minecraft.server.MinecraftServer.loadWorld0(MinecraftServer.java:636) ~[paper-1.19.2.jar:git-Paper-307]
at net.minecraft.server.MinecraftServer.loadLevel(MinecraftServer.java:422) ~[paper-1.19.2.jar:git-Paper-307]
at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:306) ~[paper-1.19.2.jar:git-Paper-307]
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1100) ~[paper-1.19.2.jar:git-Paper-307]
at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:305) ~[paper-1.19.2.jar:git-Paper-307]
at java.lang.Thread.run(Thread.java:833) ~[?:?]
[16:10:15 ERROR]: [org.bukkit.configuration.serialization.ConfigurationSerialization] Could not call method 'public static org.bukkit.inventory.ItemStack org.bukkit.inventory.ItemStack.deserialize(java.util.Map)' of class org.bukkit.inventory.ItemStack for deserialization
java.lang.IllegalArgumentException: Newer version! Server downgrades are not supported!
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:145) ~[guava-31.0.1-jre.jar:?]
at org.bukkit.craftbukkit.v1_19_R1.util
what means this
Did you downgrade your server at one point?
java.lang.IllegalArgumentException: Newer version! Server downgrades are not supported!
at com.google.common.base.Preconditions.checkArgument(Preconditions.java:145) ~[guava-31.0.1-jre.jar:?]
Your server broke upon downgrading
To pull this off right you need to reset your world

Hope you have a backup
Yeah, but you need to reset your world to be able to actually downgrade
Or just reset the whole server
change back then save worlds
there is even a warning when downgrading your server that says it could corrupt your server