Bukkit

What steps will reproduce the problem?
1.
2.put the /votenow 1 cmd into a block id 137
3.

What is the expected output? What do you see instead?
22:46:42 [SEVERE] net.minecraft.server.v1_4_R1.ReportedException: Exception while ticking a block
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.MinecraftServer.r(MinecraftServer.java:576)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.DedicatedServer.r(DedicatedServer.java:224)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.MinecraftServer.q(MinecraftServer.java:494)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.MinecraftServer.run(MinecraftServer.java:427)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.ThreadServerApplication.run(SourceFile:849)
22:46:42 [SEVERE] Caused by: org.bukkit.command.CommandException: Unhandled exception executing command 'votesite' in plugin VoteNow v1.2
22:46:42 [SEVERE]       at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46)
22:46:42 [SEVERE]       at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:186)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.TileEntityCommand.a(TileEntityCommand.java:73)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.BlockCommand.b(BlockCommand.java:45)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.WorldServer.a(WorldServer.java:484)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.WorldServer.doTick(WorldServer.java:172)
22:46:42 [SEVERE]       at net.minecraft.server.v1_4_R1.MinecraftServer.r(MinecraftServer.java:572)
22:46:42 [SEVERE]       ... 4 more
22:46:42 [SEVERE] Caused by: java.lang.ClassCastException: org.bukkit.craftbukkit.v1_4_R1.command.CraftBlockCommandSender cannot be cast to org.bukkit.entity.Player
22:46:42 [SEVERE]       at chargerboi.votenow.VoteNow.onCommand(VoteNow.java:88)
22:46:42 [SEVERE]       at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
22:46:42 [SEVERE]       ... 10 more
22:46:42 [SEVERE] Encountered an unexpected exception ReportedException
net.minecraft.server.v1_4_R1.ReportedException: Exception while ticking a block
        at net.minecraft.server.v1_4_R1.MinecraftServer.r(MinecraftServer.java:576)
        at net.minecraft.server.v1_4_R1.DedicatedServer.r(DedicatedServer.java:224)
        at net.minecraft.server.v1_4_R1.MinecraftServer.q(MinecraftServer.java:494)
        at net.minecraft.server.v1_4_R1.MinecraftServer.run(MinecraftServer.java:427)
        at net.minecraft.server.v1_4_R1.ThreadServerApplication.run(SourceFile:849)
Caused by: org.bukkit.command.CommandException: Unhandled exception executing command 'votesite' in plugin VoteNow v1.2
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46)
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:186)
        at net.minecraft.server.v1_4_R1.TileEntityCommand.a(TileEntityCommand.java:73)
        at net.minecraft.server.v1_4_R1.BlockCommand.b(BlockCommand.java:45)
        at net.minecraft.server.v1_4_R1.WorldServer.a(WorldServer.java:484)
        at net.minecraft.server.v1_4_R1.WorldServer.doTick(WorldServer.java:172)
        at net.minecraft.server.v1_4_R1.MinecraftServer.r(MinecraftServer.java:572)
        ... 4 more
Caused by: java.lang.ClassCastException: org.bukkit.craftbukkit.v1_4_R1.command.CraftBlockCommandSender cannot be cast to org.bukkit.entity.Player
        at chargerboi.votenow.VoteNow.onCommand(VoteNow.java:88)
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
        ... 10 more

What version of the product are you using?
1.2

Do you have an error log of what happened?
yes, look above

Please provide any additional information below.