plasmacraft no class defined -server crash

[15:17:52] [Server thread/ERROR]: Encountered an unexpected exception
cpw.mods.fml.common.LoaderException: java.lang.ClassNotFoundException: com.malkierian.plasmacraft.common.CommonProxy
        at cpw.mods.fml.common.ProxyInjector.inject(ProxyInjector.java:76) ~[ProxyInjector.class:?]
        at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:492) ~[FMLModContainer.class:?]
        at sun.reflect.GeneratedMethodAccessor8.invoke(Unknown Source) ~[?:?]
        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 com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) ~[minecraft_server.1.7.10.jar:?]
        at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) ~[minecraft_server.1.7.10.jar:?]
        at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) ~[minecraft_server.1.7.10.jar:?]
        at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) ~[minecraft_server.1.7.10.jar:?]
        at com.google.common.eventbus.EventBus.post(EventBus.java:275) ~[minecraft_server.1.7.10.jar:?]
        at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:208) ~[LoadController.class:?]
        at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:187) ~[LoadController.class:?]
        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 com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74) ~[minecraft_server.1.7.10.jar:?]
        at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47) ~[minecraft_server.1.7.10.jar:?]
        at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322) ~[minecraft_server.1.7.10.jar:?]
        at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304) ~[minecraft_server.1.7.10.jar:?]
        at com.google.common.eventbus.EventBus.post(EventBus.java:275) ~[minecraft_server.1.7.10.jar:?]
        at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:118) ~[LoadController.class:?]
        at cpw.mods.fml.common.Loader.loadMods(Loader.java:492) ~[Loader.class:?]
        at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:87) ~[FMLServerHandler.class:?]
        at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:314) ~[FMLCommonHandler.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:117) ~[lt.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:387) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685) [li.class:?]
Caused by: java.lang.ClassNotFoundException: com.malkierian.plasmacraft.common.CommonProxy
        at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.11.jar:?]
        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 cpw.mods.fml.common.ModClassLoader.loadClass(ModClassLoader.java:58) ~[ModClassLoader.class:?]
        at java.lang.Class.forName0(Native Method) ~[?:1.8.0_25]
        at java.lang.Class.forName(Class.java:344) ~[?:1.8.0_25]
        at cpw.mods.fml.common.ProxyInjector.inject(ProxyInjector.java:59) ~[ProxyInjector.class:?]
        ... 27 more
Caused by: java.lang.NullPointerException
        at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.11.jar:?]
        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 cpw.mods.fml.common.ModClassLoader.loadClass(ModClassLoader.java:58) ~[ModClassLoader.class:?]
        at java.lang.Class.forName0(Native Method) ~[?:1.8.0_25]
        at java.lang.Class.forName(Class.java:344) ~[?:1.8.0_25]
        at cpw.mods.fml.common.ProxyInjector.inject(ProxyInjector.java:59) ~[ProxyInjector.class:?]
        ... 27 more