[20:41:02 INFO]: killerline10168 issued server command: /v
[20:41:02 WARN]: dec 01, 2013 8:41:02 EM net.minecraft.server.v1_7_R1.PlayerConn
ection handleCommand
SEVERE: null
org.bukkit.command.CommandException: Unhandled exception executing command 'v' i
n plugin VoxelSniper v5.168.8-SNAPSHOT-jnks265
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46)
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:19
2)
at org.bukkit.craftbukkit.v1_7_R1.CraftServer.dispatchCommand(CraftServe
r.java:547)
at net.minecraft.server.v1_7_R1.PlayerConnection.handleCommand(PlayerCon
nection.java:931)
at net.minecraft.server.v1_7_R1.PlayerConnection.a(PlayerConnection.java
:804)
at net.minecraft.server.v1_7_R1.PacketPlayInChat.a(PacketPlayInChat.java
:28)
at net.minecraft.server.v1_7_R1.PacketPlayInChat.handle(PacketPlayInChat
.java:47)
at net.minecraft.server.v1_7_R1.NetworkManager.a(NetworkManager.java:146
)
at net.minecraft.server.v1_7_R1.ServerConnection.c(SourceFile:134)
at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:6
41)
at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:2
52)
at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:5
24)
at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java
:436)
at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:6
17)
Caused by: java.lang.NoClassDefFoundError: net/minecraft/server/v1_6_R3/EntityLi
ving
at java.lang.Class.getDeclaredConstructors0(Native Method)
at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)
at java.lang.Class.getConstructor0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at com.thevoxelbox.voxelsniper.Brushes.getNewBrushInstance(Brushes.java:
134)
at com.thevoxelbox.voxelsniper.Brushes.getNewBrushInstances(Brushes.java
:225)
at com.thevoxelbox.voxelsniper.Brushes.getNewSniperBrushInstances(Brushe
s.java:200)
at com.thevoxelbox.voxelsniper.Sniper.(Sniper.java:80)
at com.thevoxelbox.voxelsniper.SniperPermissionHelper.getSniperInstance(
SniperPermissionHelper.java:33)
at com.thevoxelbox.voxelsniper.VoxelSniperListener.commandSniperV(VoxelS
niperListener.java:428)
at com.thevoxelbox.voxelsniper.VoxelSniperListener.onCommand(VoxelSniper
Listener.java:106)
at com.thevoxelbox.voxelsniper.VoxelSniper.onCommand(VoxelSniper.java:15
8)
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
... 13 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_6_R3.Entity
Living
at org.bukkit.plugin.java.PluginClassLoader.findClass0(PluginClassLoader
.java:70)
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.
java:53)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 26 more

[20:41:04 INFO]: killerline10168 issued server command: /v 1
[20:41:04 WARN]: dec 01, 2013 8:41:04 EM net.minecraft.server.v1_7_R1.PlayerConn
ection handleCommand
SEVERE: null
org.bukkit.command.CommandException: Unhandled exception executing command 'v' i
n plugin VoxelSniper v5.168.8-SNAPSHOT-jnks265
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46)
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:19
2)
at org.bukkit.craftbukkit.v1_7_R1.CraftServer.dispatchCommand(CraftServe
r.java:547)
at net.minecraft.server.v1_7_R1.PlayerConnection.handleCommand(PlayerCon
nection.java:931)
at net.minecraft.server.v1_7_R1.PlayerConnection.a(PlayerConnection.java
:804)
at net.minecraft.server.v1_7_R1.PacketPlayInChat.a(PacketPlayInChat.java
:28)
at net.minecraft.server.v1_7_R1.PacketPlayInChat.handle(PacketPlayInChat
.java:47)
at net.minecraft.server.v1_7_R1.NetworkManager.a(NetworkManager.java:146
)
at net.minecraft.server.v1_7_R1.ServerConnection.c(SourceFile:134)
at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:6
41)
at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:2
52)
at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:5
24)
at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java
:436)
at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:6
17)
Caused by: java.lang.NoClassDefFoundError: net/minecraft/server/v1_6_R3/EntityLi
ving
at java.lang.Class.getDeclaredConstructors0(Native Method)
at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)
at java.lang.Class.getConstructor0(Unknown Source)
at java.lang.Class.newInstance(Unknown Source)
at com.thevoxelbox.voxelsniper.Brushes.getNewBrushInstance(Brushes.java:
134)
at com.thevoxelbox.voxelsniper.Brushes.getNewBrushInstances(Brushes.java
:225)
at com.thevoxelbox.voxelsniper.Brushes.getNewSniperBrushInstances(Brushe
s.java:200)
at com.thevoxelbox.voxelsniper.Sniper.(Sniper.java:80)
at com.thevoxelbox.voxelsniper.SniperPermissionHelper.getSniperInstance(
SniperPermissionHelper.java:33)
at com.thevoxelbox.voxelsniper.VoxelSniperListener.commandSniperV(VoxelS
niperListener.java:436)
at com.thevoxelbox.voxelsniper.VoxelSniperListener.onCommand(VoxelSniper
Listener.java:106)
at com.thevoxelbox.voxelsniper.VoxelSniper.onCommand(VoxelSniper.java:15
8)
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
... 13 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.v1_6_R3.Entity
Living
at org.bukkit.plugin.java.PluginClassLoader.findClass0(PluginClassLoader
.java:70)
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.
java:53)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 26 more

I didn't even know Bukkit was on 1.7.2 yet...

Yea the first 1.7.2 build was available 21 hours ago.

There isn't yet a 1.7.2 version of VoxelSniper. Be patient until we have updated.

The first development build as well, not even like it's a beta...

Ok, nice to here =)