[16:27:09] [Server thread/ERROR] [FML/]: There was a critical exception handling a packet on channel chunkpregenerator
java.lang.NoClassDefFoundError: net/minecraft/client/renderer/texture/ITickable
	at pregenerator.impl.tracking.types.TileEntry.lambda$getLevel$3(TileEntry.java:115) ~[TileEntry.class:1.7.10-4.4.7]
	at pregenerator.impl.tracking.types.TileEntry.lambda$getBlockEntities$6(TileEntry.java:140) ~[TileEntry.class:1.7.10-4.4.7]
	at java.util.HashMap$Values.forEach(Unknown Source) ~[?:1.8.0_381]
	at pregenerator.impl.tracking.types.TileEntry.getBlockEntities(TileEntry.java:140) ~[TileEntry.class:1.7.10-4.4.7]
	at pregenerator.impl.tracking.types.TileEntry.getLevel(TileEntry.java:112) ~[TileEntry.class:1.7.10-4.4.7]
	at pregenerator.impl.tracking.types.IWorldEntry.byLevel(IWorldEntry.java:53) ~[IWorldEntry.class:1.7.10-4.4.7]
	at pregenerator.impl.network.TypePacket$Request.process(TypePacket.java:58) ~[TypePacket$Request.class:1.7.10-4.4.7]
	at pregenerator.base.impl.networking.PacketHandler.channelRead0(PacketHandler.java:74) ~[PacketHandler.class:1.7.10-4.4.7]
	at pregenerator.base.impl.networking.PacketHandler.channelRead0(PacketHandler.java:27) ~[PacketHandler.class:1.7.10-4.4.7]
	at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:98) ~[SimpleChannelInboundHandler.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103) ~[MessageToMessageDecoder.class:?]
	at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111) ~[MessageToMessageCodec.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323) ~[DefaultChannelHandlerContext.class:?]
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:785) ~[DefaultChannelPipeline.class:?]
	at io.netty.channel.embedded.EmbeddedChannel.writeInbound(EmbeddedChannel.java:169) ~[EmbeddedChannel.class:?]
	at cpw.mods.fml.common.network.internal.FMLProxyPacket.func_148833_a(FMLProxyPacket.java:77) [FMLProxyPacket.class:?]
	at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212) [ej.class:?]
	at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:165) [nc.class:?]
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:659) [MinecraftServer.class:?]
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:334) [lt.class:?]
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547) [MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427) [MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685) [li.class:?]
Caused by: java.lang.ClassNotFoundException: net.minecraft.client.renderer.texture.ITickable
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.12.jar:?]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_381]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_381]
	... 26 more
Caused by: java.lang.NullPointerException
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_381]
	at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_381]
	... 26 more