ILOG CPLEX 11.0 User's Manual > Infeasibility and Unboundedness > Diagnosing Infeasibility by Refining Conflicts > Meet the Conflict Refiner in the Interactive Optimizer

You can get acquainted with the conflict refiner in the Interactive Optimizer. Certain features of the conflict refiner, namely, preferences and groups, are available only through an application of the Callable Library or Concert Technology. Those additional features are introduced in Using the Conflict Refiner in an Application. This introduction of the conflict refiner through the Interactive Optimizer covers these topics: