SteveSus - A murder mystery

NotMe Nov 29, 2021

how to fix this?
[18:35:54 ERROR]: Could not load 'plugins\stevesus-plugin-1.4.2-beta.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.UnsupportedClassVersionError: com/andrei1058/stevesus/SteveSus has been compiled by a more recent version of the Java Runtime (class file version 58.0), this version of the Java Runtime only recognizes class file versions up to 52.0
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:157) ~[patched_1.16.5.jar:git-Paper-790]
        at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:414) ~[patched_1.16.5.jar:git-Paper-790]
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:322) ~[patched_1.16.5.jar:git-Paper-790]
        at org.bukkit.craftbukkit.v1_16_R3.CraftServer.loadPlugins(CraftServer.java:393) ~[patched_1.16.5.jar:git-Paper-790]
        at net.minecraft.server.v1_16_R3.DedicatedServer.init(DedicatedServer.java:269) ~[patched_1.16.5.jar:git-Paper-790]
        at net.minecraft.server.v1_16_R3.MinecraftServer.w(MinecraftServer.java:1074) ~[patched_1.16.5.jar:git-Paper-790]
        at net.minecraft.server.v1_16_R3.MinecraftServer.lambda$a$0(MinecraftServer.java:291) ~[patched_1.16.5.jar:git-Paper-790]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_311]
Caused by: java.lang.UnsupportedClassVersionError: com/andrei1058/stevesus/SteveSus has been compiled by a more recent version of the Java Runtime (class file version 58.0), 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_311]
        at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.8.0_311]
        at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.8.0_311]
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:201) ~[patched_1.16.5.jar:git-Paper-790]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_311]
        at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:119) ~[patched_1.16.5.jar:git-Paper-790]
        at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:114) ~[patched_1.16.5.jar:git-Paper-790]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_311]
        at java.lang.Class.forName0(Native Method) ~[?:1.8.0_311]
        at java.lang.Class.forName(Unknown Source) ~[?:1.8.0_311]
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:82) ~[patched_1.16.5.jar:git-Paper-790]
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:153) ~[patched_1.16.5.jar:git-Paper-790]
        ... 7 more