<div dir="ltr"><div dir="ltr">Dear contributors.<div><br></div><div><div>Firstly let me recognize your incredible contribution in optimization that lets us solve complex problems. </div><div><br></div><div>My name is Juan Baquero, I am currently enrolled in the department of energy at Tamu.</div><div><br></div><div>I have been working in my thesis with IDAES tool aiming energy efficiency, however I got stuck while I was solving the optimization problem with 'bonmin', the solver stop in solve robustness and It has been working in this line around 24 hours, and I stopped the process trying to overcome this issue with the following code,  but it does not run.</div><div><br></div><div>solve robustness:</div><div><span style="color:rgb(0,0,0);font-family:Arial,Helvetica,Univers,"Zurich BT",sans-serif"><span style="font-family:Arial,Helvetica,sans-serif;color:rgb(34,34,34)">solver_2.options = {'</span>max_consecutive_failures': 2}</span><span style="color:rgb(0,0,0);font-family:Arial,Helvetica,Univers,"Zurich BT",sans-serif"> </span><br></div><div><br></div><div>limite solutions printed:</div><div><span style="color:rgb(0,0,0);font-family:Arial,Helvetica,Univers,"Zurich BT",sans-serif"><span style="font-family:Arial,Helvetica,sans-serif;color:rgb(34,34,34)">solver_2.options = {'</span>solution_limit': 4}</span><span style="color:rgb(0,0,0);font-family:Arial,Helvetica,Univers,"Zurich BT",sans-serif"> </span><br></div><div><br></div><div><span style="color:rgb(0,0,0);font-family:Arial,Helvetica,Univers,"Zurich BT",sans-serif">Limit node level output is printed.</span><br></div><div>solver_2.options = {'bb_log_interval': 4} </div><div><br></div><div>I would really appreciate your recommendations.</div><div><br></div><img src="https://mail.google.com/mail/u/1?ui=2&ik=77a94fa1a3&attid=0.1&permmsgid=msg-a:r-4060589151887819899&th=18738783196ca115&view=fimg&fur=ip&sz=s0-l75-ft&attbid=ANGjdJ__BGoZFd517h2PQS38wkkq5CCapAaJE_dEpfs2VeZRU99NxLll5vU9ZRoDrNRZ-TKPrpksM8WUs-4jxtJQF_mTHM3Q3cuu-tng6tZ7Zej9mH208lBlSDY8R2A&disp=emb&realattid=ii_lfwno65a0" alt="image.png" width="542" height="189" class="gmail-CToWUd gmail-a6T" tabindex="0"><div class="gmail-yj6qo"></div><div class="gmail-adL"><br></div></div></div></div>