Не работает plugin.yml

 [01:30:45 ERROR]: Could not load plugins\testplugin-1.0-SNAPSHOT.jar in folder plugins because plugins description invalid 
 org.bukkit.plugin.InvalidDescriptionException: Invalid plugin.yml 
        at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:169) ~[JavaPluginLoader.class:?] 
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:135) [SimplePluginManager.class:?] 
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.loadPlugins(CraftServer.java:392) [CraftServer.class:?] 
        at net.minecraft.server.MinecraftServer.func_71247_a(MinecraftServer.java:339) [MinecraftServer.class:?] 
        at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:315) [nz.class:?] 
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:590) [MinecraftServer.class:?] 
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_252] 
Caused by: java.io.FileNotFoundException: Jar does not contain plugin.yml