org.bukkit.command.CommandException: Unhandled exception executing command 'fa' in plugin FrogAnnounce v2.4.0
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:180) ~[craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at org.bukkit.craftbukkit.v1_7_R3.CraftServer.dispatchCommand(CraftServer.java:701) ~[craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.PlayerConnection.handleCommand(PlayerConnection.java:956) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.PlayerConnection.a(PlayerConnection.java:817) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.PacketPlayInChat.a(PacketPlayInChat.java:28) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.PacketPlayInChat.handle(PacketPlayInChat.java:47) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.NetworkManager.a(NetworkManager.java:157) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.ServerConnection.c(SourceFile:134) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.MinecraftServer.v(MinecraftServer.java:667) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.DedicatedServer.v(DedicatedServer.java:260) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.MinecraftServer.u(MinecraftServer.java:558) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.MinecraftServer.run(MinecraftServer.java:469) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        at net.minecraft.server.v1_7_R3.ThreadServerApplication.run(SourceFile:628) [craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
Caused by: java.lang.NullPointerException
        at me.thelunarfrog.frogannounce.FrogAnnounce.turnOn(FrogAnnounce.java:843) ~[?:?]
        at me.thelunarfrog.frogannounce.FrogAnnounce.onCommand(FrogAnnounce.java:419) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[craftbukkit-beta.jar:git-Bukkit-1.7.9-R0.1-b3084jnks]
        ... 13 more