Bukkit

What steps will reproduce the problem?
1.Program a block with a command other than a text display
2.Use the command sign on the block (either with a normal player or an operator)
3.

What is the expected output? What do you see instead?
Nothing happens

What version of the product are you using?
CommandSigns v1.9.3.2

Do you have an error log of what happened?
Here it is (significant messages only):

[15:00:15] [main/INFO]: Forge Mod Loader version 7.10.85.1236 for Minecraft 1.7.10 loading
[15:00:16] [main/INFO]: Java is OpenJDK 64-Bit Server VM, version 1.8.0_25, running on FreeBSD:amd64:10.1-RELEASE, installed at /usr/local/openjdk8-jre
[15:00:18] [main/INFO]: Launching wrapped minecraft {net.minecraft.server.MinecraftServer}
[15:00:22] [Server thread/INFO]: Starting minecraft server version 1.7.10
[15:00:22] [Server thread/INFO]: MinecraftForge v10.13.2.1236 Initialized
[15:00:23] [Server thread/INFO]: Forge Mod Loader has identified 5 mods to load
[15:00:25] [Server thread/INFO]: This server is running Cauldron-MCPC-Plus version git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212 (MC: 1.7.10) (Implementing API version 1.7.10-R0.1-SNAPSHOT)
[15:00:25] [Server thread/INFO]: Forge Mod Loader has successfully loaded 5 mods
[15:00:26] [Server thread/INFO]: Mapping loaded 11 packages, 7841 classes, 26711 fields, 53884 methods, flags 1ffa
[15:00:26] [Server thread/INFO]: Loaded inheritance map of 895 classes
[15:00:27] [Server thread/INFO]: [PermissionsEx] Loading PermissionsEx v1.22.6
[15:00:27] [Server thread/INFO]: [Lockette] Loading Lockette v1.7.12
[15:00:27] [Server thread/INFO]: [Essentials] Loading Essentials v2.13.1
[15:00:27] [Server thread/INFO]: [Vault] Loading Vault v1.5.2-b33
[15:00:27] [Server thread/INFO]: [EssentialsSpawn] Loading EssentialsSpawn v2.13.1
[15:00:27] [Server thread/INFO]: [GroupManager] Loading GroupManager v2.1.31 (Phoenix)
[15:00:27] [Server thread/INFO]: [EssentialsChat] Loading EssentialsChat v2.13.1
[15:00:27] [Server thread/INFO]: [Multiverse-Core] Loading Multiverse-Core v2.5-b691
[15:00:27] [Server thread/INFO]: [CommandSigns] Loading CommandSigns v1.9.3.2
[15:00:30] [Server thread/INFO]: git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212 (MC: 1.7.10)
[15:00:30] [Server thread/INFO]: 1.7.10-R0.1-SNAPSHOT
[15:00:31] [Server thread/INFO]: [CommandSigns] Enabling CommandSigns v1.9.3.2
[15:00:32] [Server thread/INFO]: [CommandSigns] Successfully loaded 16 signs
[15:00:32] [Server thread/INFO]: Done (6,154s)! For help, type "help" or "?"
[15:00:32] [Server thread/INFO]: Successfully replaced LOTR world info
[15:03:10] [Server thread/ERROR]: Could not pass event PlayerInteractEvent to CommandSigns v1.9.3.2
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:338) ~[JavaPluginLoader$1.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[RegisteredListener.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:507) [SimplePluginManager.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:492) [SimplePluginManager.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at org.bukkit.craftbukkit.v1_7_R4.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:223) [CraftEventFactory.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at net.minecraft.server.management.ItemInWorldManager.func_73078_a(ItemInWorldManager.java:422) [mx.class:?]
    at net.minecraft.network.NetHandlerPlayServer.func_147346_a(NetHandlerPlayServer.java:875) [nh.class:?]
    at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:60) [jo.class:?]
    at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:9) [jo.class:?]
    at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:244) [ej.class:?]
    at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:173) [nc.class:?]
    at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:980) [MinecraftServer.class:?]
    at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:423) [lt.class:?]
    at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:798) [MinecraftServer.class:?]
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:658) [MinecraftServer.class:?]
    at java.lang.Thread.run(Thread.java:745) [?:1.8.0_25]
Caused by: java.lang.NoClassDefFoundError: org/zonedabone/commandsigns/proxy/PlayerProxy
    at org.zonedabone.commandsigns.handler.CommandHandler.run(CommandHandler.java:104) ~[?:?]
    at org.zonedabone.commandsigns.handler.CommandHandler.handle(CommandHandler.java:42) ~[?:?]
    at org.zonedabone.commandsigns.SignExecutor.runLines(SignExecutor.java:235) ~[?:?]
    at org.zonedabone.commandsigns.ClickHandler.onInteract(ClickHandler.java:159) ~[?:?]
    at org.zonedabone.commandsigns.listener.EventListener.onPlayerInteract(EventListener.java:61) ~[?:?]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_25]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_25]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_25]
    at java.lang.reflect.Method.invoke(Method.java:483) ~[?:1.8.0_25]
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:334) ~[JavaPluginLoader$1.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    ... 15 more
Caused by: java.lang.ClassNotFoundException: Failed to remap class org.zonedabone.commandsigns.proxy.PlayerProxy
    at org.bukkit.plugin.java.PluginClassLoader.remappedFindClass(PluginClassLoader.java:488) ~[PluginClassLoader.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:409) ~[PluginClassLoader.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:211) ~[PluginClassLoader.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_25]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_25]
    at org.zonedabone.commandsigns.handler.CommandHandler.run(CommandHandler.java:104) ~[?:?]
    at org.zonedabone.commandsigns.handler.CommandHandler.handle(CommandHandler.java:42) ~[?:?]
    at org.zonedabone.commandsigns.SignExecutor.runLines(SignExecutor.java:235) ~[?:?]
    at org.zonedabone.commandsigns.ClickHandler.onInteract(ClickHandler.java:159) ~[?:?]
    at org.zonedabone.commandsigns.listener.EventListener.onPlayerInteract(EventListener.java:61) ~[?:?]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_25]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_25]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_25]
    at java.lang.reflect.Method.invoke(Method.java:483) ~[?:1.8.0_25]
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:334) ~[JavaPluginLoader$1.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    ... 15 more
Caused by: java.lang.ClassFormatError: Duplicate method name&signature in class file org/zonedabone/commandsigns/proxy/PlayerProxy
    at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_25]
    at java.lang.ClassLoader.defineClass(ClassLoader.java:760) ~[?:1.8.0_25]
    at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) ~[?:1.8.0_25]
    at org.bukkit.plugin.java.PluginClassLoader.remappedFindClass(PluginClassLoader.java:476) ~[PluginClassLoader.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:409) ~[PluginClassLoader.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:211) ~[PluginClassLoader.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_25]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_25]
    at org.zonedabone.commandsigns.handler.CommandHandler.run(CommandHandler.java:104) ~[?:?]
    at org.zonedabone.commandsigns.handler.CommandHandler.handle(CommandHandler.java:42) ~[?:?]
    at org.zonedabone.commandsigns.SignExecutor.runLines(SignExecutor.java:235) ~[?:?]
    at org.zonedabone.commandsigns.ClickHandler.onInteract(ClickHandler.java:159) ~[?:?]
    at org.zonedabone.commandsigns.listener.EventListener.onPlayerInteract(EventListener.java:61) ~[?:?]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_25]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_25]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_25]
    at java.lang.reflect.Method.invoke(Method.java:483) ~[?:1.8.0_25]
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:334) ~[JavaPluginLoader$1.class:git-Cauldron-MCPC-Plus-1.7.10-1.1236.06.212]
    ... 15 more

Please provide any additional information below.

same problem here! commandsigns 1.9.3.2 with cauldron-1.7.10-2.1403.1.54

i can create signs etc, but when i right click on it, nothing happens, and the same error happens on the console