[21:21:01 INFO]: This server is running CraftBukkit version git-Bukkit-10c10b3 (MC: 1.10) (Implementing API version 1.10-R0.1-SNAPSHOT)
[21:21:02 ERROR]: Could not load 'plugins/RPEngine-4.3.6.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.UnsupportedClassVersionError: com/Alvaeron/Engine : Unsupported major.minor version 52.0
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:133) ~[minecraft_server.jar:git-Bukkit-10c10b3]
	at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:328) ~[minecraft_server.jar:git-Bukkit-10c10b3]
	at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:251) [minecraft_server.jar:git-Bukkit-10c10b3]
	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.loadPlugins(CraftServer.java:294) [minecraft_server.jar:git-Bukkit-10c10b3]
	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.<init>(CraftServer.java:256) [minecraft_server.jar:git-Bukkit-10c10b3]
	at net.minecraft.server.v1_10_R1.PlayerList.<init>(PlayerList.java:70) [minecraft_server.jar:git-Bukkit-10c10b3]
	at net.minecraft.server.v1_10_R1.DedicatedPlayerList.<init>(SourceFile:14) [minecraft_server.jar:git-Bukkit-10c10b3]
	at net.minecraft.server.v1_10_R1.DedicatedServer.init(DedicatedServer.java:183) [minecraft_server.jar:git-Bukkit-10c10b3]
	at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:517) [minecraft_server.jar:git-Bukkit-10c10b3]
	at java.lang.Thread.run(Thread.java:701) [?:1.6.0_36]
Caused by: java.lang.UnsupportedClassVersionError: com/Alvaeron/Engine : Unsupported major.minor version 52.0
	at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.6.0_36]
	at java.lang.ClassLoader.defineClass(ClassLoader.java:643) ~[?:1.6.0_36]
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.6.0_36]
	at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) ~[?:1.6.0_36]
	at java.net.URLClassLoader.access$000(URLClassLoader.java:73) ~[?:1.6.0_36]
	at java.net.URLClassLoader$1.run(URLClassLoader.java:212) ~[?:1.6.0_36]
	at java.security.AccessController.doPrivileged(Native Method) ~[?:1.6.0_36]
	at java.net.URLClassLoader.findClass(URLClassLoader.java:205) ~[?:1.6.0_36]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:77) ~[minecraft_server.jar:git-Bukkit-10c10b3]
	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:62) ~[minecraft_server.jar:git-Bukkit-10c10b3]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:323) ~[?:1.6.0_36]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:268) ~[?:1.6.0_36]
	at java.lang.Class.forName0(Native Method) ~[?:1.6.0_36]
	at java.lang.Class.forName(Class.java:274) ~[?:1.6.0_36]
	at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:40) ~[minecraft_server.jar:git-Bukkit-10c10b3]
	at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:129) ~[minecraft_server.jar:git-Bukkit-10c10b3]
	... 9 more