Program: 95683
Project: 95683
Buggy source:
@Override public boolean onBlockActivated(World world,int x,int y,int z,EntityPlayer player,int side,float fX,float fY,float fZ){
  if (!world.isRemote) {
    TileEntity te=world.getTileEntity(x,y,z);
    if (ConfigurationHandler.enableHandRake && te != null && te instanceof TileEntityCrop && ((TileEntityCrop)te).weed) {
      return false;
    }
    if (player.isSneaking()) {
      this.harvest(world,x,y,z);
    }
 else     if (player.getCurrentEquippedItem() == null) {
      this.harvest(world,x,y,z);
    }
 else     if (player.getCurrentEquippedItem().getItem() == Items.debugItem) {
      return false;
    }
 else     if (player.getCurrentEquippedItem().getItem() == Items.crops) {
      this.setCrossCrop(world,x,y,z,player);
    }
 else     if (player.getCurrentEquippedItem().getItem() == net.minecraft.init.Items.dye && player.getCurrentEquippedItem().getItemDamage() == 15) {
      return false;
    }
 else     if (ModIntegration.LoadedMods.magicalCrops && ConfigurationHandler.integration_allowMagicFertiliser && player.getCurrentEquippedItem().getItem() instanceof ItemMagicalCropFertilizer) {
      return this.applyMagicalFertiliser(world,x,y,z,player);
    }
 else     if (player.getCurrentEquippedItem().getItem() instanceof ItemDebugger) {
      return false;
    }
 else     if (ModIntegration.LoadedMods.tconstruct && player.getCurrentEquippedItem().getItem() instanceof Scythe) {
      for (int xPos=x - 1; xPos <= x + 1; xPos++) {
        for (int zPos=z - 1; zPos <= z + 1; zPos++) {
          if (world.getBlock(xPos,y,zPos) instanceof BlockCrop && this.harvest(world,xPos,y,zPos)) {
            AbilityHelper.damageTool(player.getCurrentEquippedItem(),1,player,false);
          }
        }
      }
    }
 else {
      this.harvest(world,x,y,z);
      if (player.getCurrentEquippedItem().getItem() instanceof ItemSeeds) {
        this.plantSeed(world,x,y,z,player);
      }
    }
  }
  return true;
}

Fixed version (ground truth):
@Override public boolean onBlockActivated(World world,int x,int y,int z,EntityPlayer player,int side,float fX,float fY,float fZ){
  if (!world.isRemote) {
    TileEntity te=world.getTileEntity(x,y,z);
    if (te != null && te instanceof TileEntityCrop) {
      TileEntityCrop crop=(TileEntityCrop)te;
      if (ConfigurationHandler.enableHandRake && crop.weed) {
        return false;
      }
      if (player.isSneaking()) {
        this.harvest(world,x,y,z);
      }
 else       if (player.getCurrentEquippedItem() == null) {
        this.harvest(world,x,y,z);
      }
 else       if (player.getCurrentEquippedItem().getItem() == Items.debugItem) {
        return false;
      }
 else       if (player.getCurrentEquippedItem().getItem() == Items.crops) {
        this.setCrossCrop(world,x,y,z,player);
      }
 else       if (player.getCurrentEquippedItem().getItem() == net.minecraft.init.Items.dye && player.getCurrentEquippedItem().getItemDamage() == 15) {
        return false;
      }
 else       if (ModIntegration.LoadedMods.magicalCrops && ConfigurationHandler.integration_allowMagicFertiliser && player.getCurrentEquippedItem().getItem() == Item.itemRegistry.getObject("String_Node_Str")) {
        return this.applyMagicalFertiliser(world,x,y,z,player);
      }
 else       if (player.getCurrentEquippedItem().getItem() instanceof ItemDebugger) {
        return false;
      }
 else       if (ModIntegration.LoadedMods.tconstruct && player.getCurrentEquippedItem().getItem() instanceof Scythe) {
        for (int xPos=x - 1; xPos <= x + 1; xPos++) {
          for (int zPos=z - 1; zPos <= z + 1; zPos++) {
            if (world.getBlock(xPos,y,zPos) instanceof BlockCrop && this.harvest(world,xPos,y,zPos)) {
              AbilityHelper.damageTool(player.getCurrentEquippedItem(),1,player,false);
            }
          }
        }
      }
 else {
        this.harvest(world,x,y,z);
        if (player.getCurrentEquippedItem().getItem() instanceof ItemSeeds) {
          this.plantSeed(world,x,y,z,player);
        }
      }
    }
  }
  return true;
}