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I have received some help and here is the solution: " This behavior is not being caused by loadpoint. CPLEX uses a barrier method by default for QP models (since you have only linear constraints, it considers this a QP and not the more general QCP). If you use an option file to select the simpl...

Hi I have found a nice piece of code savep1.gms https://www.gams.com/latest/testlib_ml/libhtml/testlib_savep1.html , but when i modify the problem a bit (see attached .gms file) and make the problem to be a quadratic problem, then execute_loadpoint seems not to work. I have expected that after the i...