PLUGIN.YML HELP

so my plugin.yml works fine before i register my command

[17:29:29 ERROR]: Could not load 'plugins\mexicosplugin.jar' in folder 'plugins'

org.bukkit.plugin.InvalidDescriptionException: commands are of wrong type
at org.bukkit.plugin.PluginDescriptionFile.loadMap(PluginDescriptionFile
.java:946) ~[craftbukkit.jar:git-Bukkit-8cc5958]
at org.bukkit.plugin.PluginDescriptionFile.<init>(PluginDescriptionFile.
java:232) ~[craftbukkit.jar:git-Bukkit-8cc5958]
at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPlug
inLoader.java:157) ~[craftbukkit.jar:git-Bukkit-8cc5958]
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager
.java:133) [craftbukkit.jar:git-Bukkit-8cc5958]
at org.bukkit.craftbukkit.v1_10_R1.CraftServer.loadPlugins(CraftServer.j
ava:294) [craftbukkit.jar:git-Bukkit-8cc5958]
at org.bukkit.craftbukkit.v1_10_R1.CraftServer.<init>(CraftServer.java:2
56) [craftbukkit.jar:git-Bukkit-8cc5958]
at net.minecraft.server.v1_10_R1.PlayerList.<init>(PlayerList.java:70) [
craftbukkit.jar:git-Bukkit-8cc5958]
at net.minecraft.server.v1_10_R1.DedicatedPlayerList.<init>(SourceFile:1
4) [craftbukkit.jar:git-Bukkit-8cc5958]
at net.minecraft.server.v1_10_R1.DedicatedServer.init(DedicatedServer.ja
va:184) [craftbukkit.jar:git-Bukkit-8cc5958]
at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.jav
a:514) [craftbukkit.jar:git-Bukkit-8cc5958]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_101]
Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to java
.util.Map
at org.bukkit.plugin.PluginDescriptionFile.loadMap(PluginDescriptionFile
.java:928) ~[craftbukkit.jar:git-Bukkit-8cc5958]
... 10 more


AFTER REGISTERING COMMAND


plugin.yml:
name: SlashHub
version: 1.0
main: com.slashhub.rvk.slashhub
commands:
test:
description: Teleports you to spawb
usage: /test




please help
skype:
jamesash1