Opened 5 years ago

Closed 5 years ago

#1839 closed defect (done)

The TestFunctions evaluators throw an exception after changing the problem

Reported by: jkarder Owned by: abeham
Priority: medium Milestone: HeuristicLab 3.3.7
Component: Algorithms.ParticleSwarmOptimization Version: 3.3.7
Keywords: Cc:


Create a new PSO algorithm, add a new TestFunctions problem, change the problem and run the algorithm.

OperatorExecutionException: An exception was thrown by the operator "AckleyEvaluator": Object reference not set to an instance of an object.
   at HeuristicLab.SequentialEngine.SequentialEngine.Run(CancellationToken cancellationToken)
   at HeuristicLab.Core.Engine.Run(Object state)
   at System.Threading.Tasks.Task.Execute()
NullReferenceException: Object reference not set to an instance of an object.
   at HeuristicLab.Problems.TestFunctions.AckleyEvaluator.Apply(RealVector point)
   at HeuristicLab.Problems.TestFunctions.AckleyEvaluator.EvaluateFunction(RealVector point)
   at HeuristicLab.Problems.TestFunctions.SingleObjectiveTestFunctionProblemEvaluator.Apply()
   at HeuristicLab.Operators.Operator.Execute(IExecutionContext context, CancellationToken cancellationToken)
   at HeuristicLab.SequentialEngine.SequentialEngine.Run(CancellationToken cancellationToken)

Change History (6)

comment:1 Changed 5 years ago by epitzer

  • Status changed from new to accepted

comment:2 Changed 5 years ago by epitzer

r7781 allow preparing PSO with invalid problem and configure algorithm to run until the PSO main loop which does nothing (similar to e.g. Tabu Search)

comment:3 Changed 5 years ago by epitzer

  • Owner changed from epitzer to abeham
  • Status changed from accepted to reviewing

comment:4 Changed 5 years ago by mkommend

  • Milestone changed from HeuristicLab 3.3.x Backlog to HeuristicLab 3.3.7

comment:5 Changed 5 years ago by abeham

  • Status changed from reviewing to readytorelease


comment:6 Changed 5 years ago by mkommend

  • Resolution set to done
  • Status changed from readytorelease to closed
  • Version changed from 3.3.6 to 3.3.7
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