[PLUG-440] Error After Compiling Plugin Created: 26/Apr/21  Updated: 26/Apr/21  Resolved: 26/Apr/21

Status: Resolved
Project: SpigotPlugins
Component/s: None
Affects Version/s: None
Fix Version/s: None

Type: Bug Priority: Minor
Reporter: Peyton Barnes-Boler Assignee: Unassigned
Resolution: Invalid Votes: 0
Labels: Custom, Plugin
Environment:

Craftbukkit 1.16.5

Version: 1.16.5
Plugin: Legendz-RPG
Guidelines Read: Yes

 Description   

[09:58:37] [Server thread/ERROR]: Could not load 'plugins\legendzrpg.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.UnsupportedClassVersionError: me/plugin/legendzrpg/main/main has been compiled by a more recent version of the Java Runtime (class file version 59.0), this version of the Java Runtime only recognizes class file versions up to 52.0
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:137) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:393) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:301) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.loadPlugins(CraftServer.java:381) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.reload(CraftServer.java:855) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.Bukkit.reload(Bukkit.java:651) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.command.defaults.ReloadCommand.execute(ReloadCommand.java:27) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:148) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.dispatchCommand(CraftServer.java:742) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.dispatchServerCommand(CraftServer.java:728) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at net.minecraft.server.v1_16_R3.DedicatedServer.handleCommandQueue(DedicatedServer.java:373) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at net.minecraft.server.v1_16_R3.DedicatedServer.b(DedicatedServer.java:343) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at net.minecraft.server.v1_16_R3.MinecraftServer.a(MinecraftServer.java:964) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at net.minecraft.server.v1_16_R3.MinecraftServer.w(MinecraftServer.java:812) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at net.minecraft.server.v1_16_R3.MinecraftServer.lambda$0(MinecraftServer.java:155) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_281]
Caused by: java.lang.UnsupportedClassVersionError: me/plugin/legendzrpg/main/main has been compiled by a more recent version of the Java Runtime (class file version 59.0), this version of the Java Runtime only recognizes class file versions up to 52.0
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_281]
at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.8.0_281]
at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.8.0_281]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:163) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:96) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_281]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_281]
at java.lang.Class.forName0(Native Method) ~[?:1.8.0_281]
at java.lang.Class.forName(Unknown Source) ~[?:1.8.0_281]
at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:64) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:133) ~[craftbukkit.jar:2991-Bukkit-f3f3094]
... 15 more

 Comments   
Comment by md_5 [ 26/Apr/21 ]

has been compiled by a more recent version of the Java Runtime (class file version 59.0), this version of the Java Runtime only recognizes class file versions up to 52.0

Error is obvious if you read or googgled it

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