CRAFTBOOK-3137 - Reported by erwieder

CraftBook Build #3996
Error

[19:09:16] [Server thread/ERROR]: Could not load 'plugins/CraftBook-4.0-SNAPSHOT.jar' in folder 'plugins'
org.bukkit.plugin.InvalidDescriptionException: Invalid plugin.yml
at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:152) ~[minecraft_server.jar:git-Bukkit-a486600]
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:133) [minecraft_server.jar:git-Bukkit-a486600]
at org.bukkit.craftbukkit.v1_8_R3.CraftServer.loadPlugins(CraftServer.java:288) [minecraft_server.jar:git-Bukkit-a486600]
at org.bukkit.craftbukkit.v1_8_R3.CraftServer.(CraftServer.java:250) [minecraft_server.jar:git-Bukkit-a486600]
at net.minecraft.server.v1_8_R3.PlayerList.(PlayerList.java:69) [minecraft_server.jar:git-Bukkit-a486600]
at net.minecraft.server.v1_8_R3.DedicatedPlayerList.(SourceFile:14) [minecraft_server.jar:git-Bukkit-a486600]
at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:180) [minecraft_server.jar:git-Bukkit-a486600]
at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:507) [minecraft_server.jar:git-Bukkit-a486600]
at java.lang.Thread.run(Thread.java:701) [?:1.6.0_35]
Caused by: java.io.FileNotFoundException: Jar does not contain plugin.yml
... 9 more
[19:09:16] [Server t

(Minecraft 1.8.4)

Comment by wizjany

4.x is for sponge, you need to stay on 3.9 for bukkit

Comment by erwieder

3.9 not function in bukkit 1.8.4 : /