[10:12:34] [Server thread/INFO]: [FeatherBoard] Loading 4 libraries... please wait
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/org/openjdk/nashorn/nashorn-core/15.2/nashorn-core-15.2.jar
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/org/ow2/asm/asm/7.3.1/asm-7.3.1.jar
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/org/ow2/asm/asm-commons/7.3.1/asm-commons-7.3.1.jar
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/org/ow2/asm/asm-analysis/7.3.1/asm-analysis-7.3.1.jar
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/org/ow2/asm/asm-tree/7.3.1/asm-tree-7.3.1.jar
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/org/ow2/asm/asm-util/7.3.1/asm-util-7.3.1.jar
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/org/eclipse/persistence/javax.persistence/2.1.0/javax.persistence-2.1.0.jar
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/com/j256/ormlite/ormlite-core/5.0/ormlite-core-5.0.jar
[10:12:34] [Server thread/INFO]: [FeatherBoard] Loaded library /home/minecraft/multicraft/servers/server13663/libraries/com/j256/ormlite/ormlite-jdbc/5.0/ormlite-jdbc-5.0.jar
[10:12:34] [Server thread/ERROR]: Could not load 'plugins/FeatherBoard.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.UnsupportedClassVersionError: be/maximvdw/featherboard/FeatherBoard 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 55.0
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:157) ~[patched_1.16.5.jar:git-Paper-782]
	at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:414) ~[patched_1.16.5.jar:git-Paper-782]
	at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:322) ~[patched_1.16.5.jar:git-Paper-782]
	at org.bukkit.craftbukkit.v1_16_R3.CraftServer.loadPlugins(CraftServer.java:393) ~[patched_1.16.5.jar:git-Paper-782]
	at net.minecraft.server.v1_16_R3.DedicatedServer.init(DedicatedServer.java:269) ~[patched_1.16.5.jar:git-Paper-782]
	at net.minecraft.server.v1_16_R3.MinecraftServer.w(MinecraftServer.java:1069) ~[patched_1.16.5.jar:git-Paper-782]
	at net.minecraft.server.v1_16_R3.MinecraftServer.lambda$a$0(MinecraftServer.java:291) ~[patched_1.16.5.jar:git-Paper-782]
	at java.lang.Thread.run(Thread.java:829) [?:?]
Caused by: java.lang.UnsupportedClassVersionError: be/maximvdw/featherboard/FeatherBoard 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 55.0
	at java.lang.ClassLoader.defineClass1(Native Method) ~[?:?]
	at java.lang.ClassLoader.defineClass(ClassLoader.java:1017) ~[?:?]
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:174) ~[?:?]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:201) ~[patched_1.16.5.jar:git-Paper-782]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:589) ~[?:?]
	at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:119) ~[patched_1.16.5.jar:git-Paper-782]
	at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:114) ~[patched_1.16.5.jar:git-Paper-782]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:522) ~[?:?]
	at java.lang.Class.forName0(Native Method) ~[?:?]
	at java.lang.Class.forName(Class.java:398) ~[?:?]
	at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:82) ~[patched_1.16.5.jar:git-Paper-782]
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:153) ~[patched_1.16.5.jar:git-Paper-782]
	... 7 more