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by farzaneh.pourahmadi
6 years ago
Forum: Solvers
Topic: Dual infeasible due to empty column
Replies: 1
Views: 5724

Dual infeasible due to empty column

Hi, I am trying to solve a model using CPLEX solver and I am getting "Dual infeasible due to empty column 'zu1'". Since I am sure that the model is correct, the column may be empty after presolve. How can I disable presolve setting to solve the problem? Many thanks. IBM ILOG CPLEX 24.1.3 r...