Program: 156658
Project: 156658
Buggy source:
@Mod.EventHandler public void init(FMLInitializationEvent evt){
  BuildCraftAPI.proxy=CoreProxy.proxy;
  ChannelHandler coreChannelHandler=new ChannelHandler();
  coreChannelHandler.registerPacketType(PacketTabletMessage.class);
  channels=NetworkRegistry.INSTANCE.newChannel(DefaultProps.NET_CHANNEL_NAME + "String_Node_Str",coreChannelHandler,new PacketHandlerCore());
  achievementManager=new AchievementManager("String_Node_Str");
  FMLCommonHandler.instance().bus().register(achievementManager);
  woodenGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",0,0,woodenGearItem,null));
  stoneGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",2,0,stoneGearItem,woodenGearAchievement));
  ironGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",4,0,ironGearItem,stoneGearAchievement));
  goldGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",6,0,goldGearItem,ironGearAchievement));
  diamondGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",8,0,diamondGearItem,goldGearAchievement));
  wrenchAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",3,2,wrenchItem,stoneGearAchievement));
  engineRedstoneAchievement=BuildCraftCore.achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",1,-2,new ItemStack(engineBlock,1,0),BuildCraftCore.woodenGearAchievement));
  StatementManager.registerParameterClass("String_Node_Str",StatementParameterItemStack.class);
  StatementManager.registerParameterClass("String_Node_Str",StatementParameterItemStack.class);
  StatementManager.registerParameterClass(StatementParameterItemStack.class);
  StatementManager.registerParameterClass(StatementParameterDirection.class);
  StatementManager.registerParameterClass(StatementParameterRedstoneGateSideOnly.class);
  StatementManager.registerTriggerProvider(new DefaultTriggerProvider());
  StatementManager.registerActionProvider(new DefaultActionProvider());
  if (BuildCraftCore.modifyWorld) {
    MinecraftForge.EVENT_BUS.register(new SpringPopulate());
  }
  if (mainConfiguration.hasChanged()) {
    mainConfiguration.save();
  }
  if (BuildCraftCore.loadDefaultRecipes) {
    loadRecipes();
  }
  BCCreativeTab.get("String_Node_Str").setIcon(new ItemStack(BuildCraftCore.wrenchItem,1));
  EntityList.stringToClassMapping.remove("String_Node_Str");
  EntityList.stringToClassMapping.remove("String_Node_Str");
  BuilderAPI.schematicRegistry.registerSchematicBlock(engineBlock,SchematicEngine.class);
  CoreProxy.proxy.initializeRendering();
  CoreProxy.proxy.initializeEntityRendering();
  NetworkRegistry.INSTANCE.registerGuiHandler(instance,new CoreGuiHandler());
  FMLCommonHandler.instance().bus().register(TabletManagerClient.INSTANCE);
  FMLCommonHandler.instance().bus().register(TabletManagerServer.INSTANCE);
  MinecraftForge.EVENT_BUS.register(TabletManagerClient.INSTANCE);
  MinecraftForge.EVENT_BUS.register(TabletManagerServer.INSTANCE);
  TabletAPI.registerProgram(new TabletProgramMenuFactory());
  try {
    FillerManager.registry=new FillerRegistry();
    FillerManager.registry.addPattern(PatternFill.INSTANCE);
    FillerManager.registry.addPattern(new PatternFlatten());
    FillerManager.registry.addPattern(new PatternHorizon());
    FillerManager.registry.addPattern(new PatternClear());
    FillerManager.registry.addPattern(new PatternBox());
    FillerManager.registry.addPattern(new PatternPyramid());
    FillerManager.registry.addPattern(new PatternStairs());
    FillerManager.registry.addPattern(new PatternCylinder());
    FillerManager.registry.addPattern(new PatternFrame());
  }
 catch (  Error error) {
    BCLog.logErrorAPI("String_Node_Str",error,IFillerPattern.class);
    throw error;
  }
  StatementManager.registerParameterClass(PatternParameterYDir.class);
  StatementManager.registerParameterClass(PatternParameterXZDir.class);
  StatementManager.registerParameterClass(PatternParameterCenter.class);
  StatementManager.registerParameterClass(PatternParameterHollow.class);
  ListRegistry.registerHandler(new ListMatchHandlerClass());
  ListMatchHandlerClass.itemClasses.add(ItemFood.class);
}

Fixed version (ground truth):
@Mod.EventHandler public void init(FMLInitializationEvent evt){
  BuildCraftAPI.proxy=CoreProxy.proxy;
  ChannelHandler coreChannelHandler=new ChannelHandler();
  coreChannelHandler.registerPacketType(PacketTabletMessage.class);
  channels=NetworkRegistry.INSTANCE.newChannel(DefaultProps.NET_CHANNEL_NAME + "String_Node_Str",coreChannelHandler,new PacketHandlerCore());
  achievementManager=new AchievementManager("String_Node_Str");
  FMLCommonHandler.instance().bus().register(achievementManager);
  woodenGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",0,0,woodenGearItem,null));
  stoneGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",2,0,stoneGearItem,woodenGearAchievement));
  ironGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",4,0,ironGearItem,stoneGearAchievement));
  goldGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",6,0,goldGearItem,ironGearAchievement));
  diamondGearAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",8,0,diamondGearItem,goldGearAchievement));
  wrenchAchievement=achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",3,2,wrenchItem,stoneGearAchievement));
  engineRedstoneAchievement=BuildCraftCore.achievementManager.registerAchievement(new Achievement("String_Node_Str","String_Node_Str",1,-2,new ItemStack(engineBlock,1,0),BuildCraftCore.woodenGearAchievement));
  StatementManager.registerParameterClass("String_Node_Str",StatementParameterItemStack.class);
  StatementManager.registerParameterClass("String_Node_Str",StatementParameterItemStack.class);
  StatementManager.registerParameterClass(StatementParameterItemStack.class);
  StatementManager.registerParameterClass(StatementParameterDirection.class);
  StatementManager.registerParameterClass(StatementParameterRedstoneGateSideOnly.class);
  StatementManager.registerTriggerProvider(new DefaultTriggerProvider());
  StatementManager.registerActionProvider(new DefaultActionProvider());
  if (BuildCraftCore.modifyWorld) {
    MinecraftForge.EVENT_BUS.register(new SpringPopulate());
  }
  if (mainConfiguration.hasChanged()) {
    mainConfiguration.save();
  }
  if (BuildCraftCore.loadDefaultRecipes) {
    loadRecipes();
  }
  BCCreativeTab.get("String_Node_Str").setIcon(new ItemStack(BuildCraftCore.wrenchItem,1));
  EntityList.stringToClassMapping.remove("String_Node_Str");
  EntityList.stringToClassMapping.remove("String_Node_Str");
  BuilderAPI.schematicRegistry.registerSchematicBlock(engineBlock,SchematicEngine.class);
  CoreProxy.proxy.initializeRendering();
  CoreProxy.proxy.initializeEntityRendering();
  NetworkRegistry.INSTANCE.registerGuiHandler(instance,new CoreGuiHandler());
  FMLCommonHandler.instance().bus().register(TabletManagerClient.INSTANCE);
  FMLCommonHandler.instance().bus().register(TabletManagerServer.INSTANCE);
  MinecraftForge.EVENT_BUS.register(TabletManagerClient.INSTANCE);
  MinecraftForge.EVENT_BUS.register(TabletManagerServer.INSTANCE);
  TabletAPI.registerProgram(new TabletProgramMenuFactory());
  try {
    FillerManager.registry=new FillerRegistry();
    FillerManager.registry.addPattern(PatternFill.INSTANCE);
    FillerManager.registry.addPattern(new PatternFlatten());
    FillerManager.registry.addPattern(new PatternHorizon());
    FillerManager.registry.addPattern(new PatternClear());
    FillerManager.registry.addPattern(new PatternBox());
    FillerManager.registry.addPattern(new PatternPyramid());
    FillerManager.registry.addPattern(new PatternStairs());
    FillerManager.registry.addPattern(new PatternCylinder());
    FillerManager.registry.addPattern(new PatternFrame());
  }
 catch (  Error error) {
    BCLog.logErrorAPI("String_Node_Str",error,IFillerPattern.class);
    throw error;
  }
  StatementManager.registerParameterClass(PatternParameterYDir.class);
  StatementManager.registerParameterClass(PatternParameterXZDir.class);
  StatementManager.registerParameterClass(PatternParameterCenter.class);
  StatementManager.registerParameterClass(PatternParameterHollow.class);
  ListRegistry.registerHandler(new ListMatchHandlerClass());
  ListRegistry.registerHandler(new ListMatchHandlerFluid());
  ListMatchHandlerClass.itemClasses.add(ItemFood.class);
}