Voltz Error

26.02 21:44:17 [Server] SEVERE The server has stopped responding!
26.02 21:44:17 [Server] SEVERE Please report this to http://www.mcportcentral.co.za/
26.02 21:44:17 [Server] SEVERE Be sure to include ALL relevant console errors and Minecraft crash reports
26.02 21:44:17 [Server] SEVERE MCPC+ version: git-MCPC-Plus-jenkins-MCPC-Plus-Legacy-653 (MC: 1.5.2)
26.02 21:44:17 [Server] SEVERE ------------------------------
26.02 21:44:17 [Server] SEVERE Server thread dump (Look for plugins here before reporting to MCPC+!):
26.02 21:44:17 [Server] SEVERE ------------------------------
26.02 21:44:17 [Server] SEVERE Current Thread: Server thread
26.02 21:44:17 [Server] SEVERE PID: 13 | Suspended: false | Native: false | State: RUNNABLE
26.02 21:44:17 [Server] SEVERE Stack:
26.02 21:44:17 [Server] SEVERE net.machinemuse.powersuits.powermodule.weapon.RailgunModule.drawParticleStreamTo(RailgunModule.java:100)
26.02 21:44:17 [Server] SEVERE net.machinemuse.powersuits.powermodule.weapon.RailgunModule.onRightClick(RailgunModule.java:125)
26.02 21:44:17 [Server] SEVERE net.machinemuse.powersuits.item.ItemPowerFist$$anonfun$onItemRightClick$1.apply(ItemPowerFist.scala:165)
26.02 21:44:17 [Server] SEVERE net.machinemuse.powersuits.item.ItemPowerFist$$anonfun$onItemRightClick$1.apply(ItemPowerFist.scala:163)
26.02 21:44:17 [Server] SEVERE scala.collection.Iterator$class.foreach(Iterator.scala:727)
26.02 21:44:17 [Server] SEVERE scala.collection.AbstractIterator.foreach(Iterator.scala:1157)
26.02 21:44:17 [Server] SEVERE scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
26.02 21:44:17 [Server] SEVERE scala.collection.AbstractIterable.foreach(Iterable.scala:54)
26.02 21:44:17 [Server] SEVERE net.machinemuse.powersuits.item.ItemPowerFist.func_77659_a(ItemPowerFist.scala:163)
26.02 21:44:17 [Server] SEVERE net.minecraft.item.ItemStack.func_77957_a(ItemStack.java:151)
26.02 21:44:17 [Server] SEVERE net.minecraft.item.ItemInWorldManager.func_73085_a(ItemInWorldManager.java:501)
26.02 21:44:17 [Server] SEVERE net.minecraft.network.NetServerHandler.func_72472_a(NetServerHandler.java:850)
26.02 21:44:17 [Server] SEVERE net.minecraft.network.packet.Packet15Place.func_73279_a(SourceFile:58)
26.02 21:44:17 [Server] SEVERE net.minecraft.network.TcpConnection.func_74428_b(ci.java:316)
26.02 21:44:17 [Server] SEVERE net.minecraft.network.NetServerHandler.func_72570_d(NetServerHandler.java:223)
26.02 21:44:17 [Server] SEVERE net.minecraft.network.NetworkListenThread.func_71747_b(NetworkListenThread.java:53)
26.02 21:44:17 [Server] SEVERE net.minecraft.server.dedicated.DedicatedServerListenThread.func_71747_b(SourceFile:30)
26.02 21:44:17 [Server] SEVERE net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:865)
26.02 21:44:17 [Server] SEVERE net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:320)
26.02 21:44:17 [Server] SEVERE net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:732)
26.02 21:44:22 [Multicraft] Skipped 438 lines due to rate limit (30/s)