I have: m_masterSI->messageHandler()->setLogLevel(0); and on a normal solve this gets rid of all CLP messages. However, when the problem is infeasible, I still get messages. How do I shut off all messages? Clp0006I 0 Obj 0 Primal inf 8.28333 (11) Clp0001I Primal infeasible - objective value 0