Only Long is not working

By selecting "only long" appears in the log this when you start the process: 
17:32:04 Finished in 0s
17:32:04 Project finished
17:32:04 Finished in 0s
17:32:04 --------------------------------
17:32:04 Restarting genetic evolution
17:32:04 --------------------------------
17:32:04 Starting genetic strategies generation...
17:32:04 Note - Only candidates with unique parameters are evaluated
17:32:04 -- Generating initial population for island #0
17:32:04 -- Generating initial population for island #3
17:32:04 -- Generating initial population for island #2
17:32:04 -- Generating initial population for island #4
17:32:04 -- Generating initial population for island #5
17:32:04 -- Generating initial population for island #6
17:32:04 -- Generating initial population for island #8
17:32:04 -- Generating initial population for island #7
17:32:04 -- Generating initial population for island #9
17:32:04 -- Generating initial population for island #1
17:32:04 Genetic engine finished with exception com.strategyquant.tradinglib.generator.GenerateException: Bad configuration - identifier RandomActionShort referenced in Random block or parameter doesn't exist in ReplacementsConfig!
  at com.strategyquant.tradinglib.blocks.random.ReplacementsConfig.checkAllExist(Unknown Source)
  at com.strategyquant.tradinglib.generator.StrategyGenerator.checkConfig(Unknown Source)
  at com.strategyquant.tradinglib.generator.StrategyGenerator.(Unknown Source)
  at com.strategyquant.tradinglib.generator.StrategyGeneratorCache.getGenerator(Unknown Source)
  at com.strategyquant.tradinglib.gp.strategies.NodeFactory.generateStrategy(Unknown Source)
  at com.strategyquant.tradinglib.gp.strategies.NodeFactory.generateRandomCandidate(Unknown Source)
  at com.strategyquant.tradinglib.gp.strategies.NodeFactory.generateRandomCandidate(Unknown Source)
  at com.strategyquant.tradinglib.gp.GPGenerationalEngine.generateInitialPopulation(Unknown Source)
  at com.strategyquant.tradinglib.gp.GPGenerationalEngine.evolve(Unknown Source)
  at com.strategyquant.tradinglib.gp.GPIslandJob.call(Unknown Source)
  at com.strategyquant.tradinglib.gp.GPIslandJob.call(Unknown Source)
  at com.strategyquant.gridlib.compute.performer.MultithreadComputePerformer$1.run(Unknown Source)
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
  at java.lang.Thread.run(Thread.java:748)

I'm attaching the config file