插件在启动时抛出版本错误？

Question

我一直在尝试诊断这个问题，但我无法弄清楚。顺便说一句，我正在使用 Intellij。

我已经更新了 spigot，重新安装了我的整个服务器，尝试了 bukkit，重新安装了 Intellij，重新安装了我的 jre，并重新安装了我的 jdk，none 它做了任何事情。

[12:26:23 ERROR]: Could not load 'plugins\Test.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.UnsupportedClassVersionError: me/shrimp/test/Core has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0
    at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:139) ~[spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:394) ~[spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:301) [spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at org.bukkit.craftbukkit.v1_15_R1.CraftServer.loadPlugins(CraftServer.java:353) [spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at net.minecraft.server.v1_15_R1.DedicatedServer.init(DedicatedServer.java:210) [spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:784) [spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at java.lang.Thread.run(Unknown Source) [?:1.8.0_241]
Caused by: java.lang.UnsupportedClassVersionError: me/shrimp/test/Core has been compiled by a more recent version of the Java Runtime (class file version 55.0), 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_241]
    at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.8.0_241]
    at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.8.0_241]
    at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:163) ~[spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:96) ~[spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_241]
    at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_241]
    at java.lang.Class.forName0(Native Method) ~[?:1.8.0_241]
    at java.lang.Class.forName(Unknown Source) ~[?:1.8.0_241]
    at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:64) ~[spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:135) ~[spigot-1.15.2.jar:git-Spigot-a03b1fd-bbe3d58]
    ... 6 more

Answer 1

在我看来，该插件是使用 java 版本编译的，该版本比您用于运行插件的版本更高。要么降级您的插件 java 用于编译以匹配您的服务器的目标版本，要么升级您的服务器以匹配您的插件 java 用于编译的目标版本。

插件在启动时抛出版本错误？

Plugin throwing version error on startup?

java

bukkit