Program: 30836
Project: 30836
Buggy source:
public void Init(FMLInitializationEvent event){
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str",IEnergySink.class);
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str",ISidedInventory.class);
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str",IPowerEmitter.class);
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str",IPowerReceptor.class);
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str",IFluidHandler.class);
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str",ITileStorageMonitorable.class);
  TickRegistry.registerTickHandler(TickHandler.instance,Side.SERVER);
  TickRegistry.registerTickHandler(TickHandler.instance,Side.CLIENT);
  MinecraftForge.EVENT_BUS.register(TickHandler.instance);
  MinecraftForge.EVENT_BUS.register(new PartPlacement());
  AEApi.instance().registries().gridCache().registerGridCache(ITickManager.class,TickManagerCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(IEnergyGrid.class,EnergyGridCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(IPathingGrid.class,PathGridCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(IStorageGrid.class,GridStorageCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(P2PCache.class,P2PCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(ISpatialCache.class,SpatialPylonCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(ISecurityGrid.class,SecurityCache.class);
  AEApi.instance().registries().externalStorage().addExternalStorageInterface(new AEExternalHandler());
  AEApi.instance().registries().cell().addCellHandler(new BasicCellHandler());
  AEApi.instance().registries().cell().addCellHandler(new CreativeCellHandler());
  AEApi.instance().registries().matterCannon().registerAmmo(AEApi.instance().materials().materialMatterBall.stack(1),32.0);
  ((P2PTunnelRegistry)AEApi.instance().registries().p2pTunnel()).configure();
  NetworkRegistry.instance().registerGuiHandler(AppEng.instance,GuiBridge.GUI_Handler);
}

Fixed version (ground truth):
public void Init(FMLInitializationEvent event){
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str","String_Node_Str");
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str","String_Node_Str");
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str","String_Node_Str");
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str","String_Node_Str");
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str","String_Node_Str");
  AEApi.instance().partHelper().registerNewLayer("String_Node_Str","String_Node_Str");
  TickRegistry.registerTickHandler(TickHandler.instance,Side.SERVER);
  TickRegistry.registerTickHandler(TickHandler.instance,Side.CLIENT);
  MinecraftForge.EVENT_BUS.register(TickHandler.instance);
  MinecraftForge.EVENT_BUS.register(new PartPlacement());
  AEApi.instance().registries().gridCache().registerGridCache(ITickManager.class,TickManagerCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(IEnergyGrid.class,EnergyGridCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(IPathingGrid.class,PathGridCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(IStorageGrid.class,GridStorageCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(P2PCache.class,P2PCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(ISpatialCache.class,SpatialPylonCache.class);
  AEApi.instance().registries().gridCache().registerGridCache(ISecurityGrid.class,SecurityCache.class);
  AEApi.instance().registries().externalStorage().addExternalStorageInterface(new AEExternalHandler());
  AEApi.instance().registries().cell().addCellHandler(new BasicCellHandler());
  AEApi.instance().registries().cell().addCellHandler(new CreativeCellHandler());
  AEApi.instance().registries().matterCannon().registerAmmo(AEApi.instance().materials().materialMatterBall.stack(1),32.0);
  ((P2PTunnelRegistry)AEApi.instance().registries().p2pTunnel()).configure();
  NetworkRegistry.instance().registerGuiHandler(AppEng.instance,GuiBridge.GUI_Handler);
}