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Crash report on my server with mods please help

--- Minecraft Crash Report ----
// Sorry

Time: 3/15/14 9:21 AM
Description: Exception in server tick loop

java.lang.NoClassDefFoundError: net/minecraft/client/Minecraft
at TMIConfig.isMultiplayer(TMIConfig.java:87)
at TMIForgeContainer.playerInteract(TMIForgeContainer.java:59)
at cpw.mods.fml.common.eventhandler.ASMEventHandler_0_TMIForgeContainer_playerInteract_PlayerInteractEvent.invoke(.dynamic)
at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:51)
at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:122)
at net.minecraftforge.event.ForgeEventFactory.onPlayerInteract(ForgeEventFactory.java:51)
at net.minecraft.server.management.ItemInWorldManager.func_73078_a(ItemInWorldManager.java:361)
at net.minecraft.network.NetHandlerPlayServer.func_147346_a(NetHandlerPlayServer.java:564)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:60)
at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:9)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:211)
at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:173)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:681)
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:331)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:569)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:454)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:706)
Caused by: java.lang.ClassNotFoundException: net.minecraft.client.Minecraft
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:188)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
... 17 more
Caused by: java.lang.RuntimeException: Attempted to load class azd for invalid side SERVER
at cpw.mods.fml.common.asm.transformers.SideTransformer.transform(SideTransformer.java:50)
at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:276)
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:174)
... 19 more