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<div class="moz-cite-prefix">Daniel,<br>
<br>
Try<br>
<br>
model.setSpecialOptions(model.specialOptions()&(~512));<br>
<br>
the 512 is set by default to try reducing size of problem after
100 nodes.<br>
<br>
John Forrest<br>
<br>
On 03/08/12 17:38, Dan Fullmer wrote:<br>
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<p class="MsoNormal">I’m trying to display particular variables
from the integer solutions found while CBC is running. I’ve
hooked up a CbcEventHandler that pulls in values from
bestSolution(). I’m using CbcMain to do the real work on my
model. (Like examples/driver4.cpp). I’ve turned off
preprocessing so I’m not looking at the processed model.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">However, as my model is being optimized, I
will sometimes see:<o:p></o:p></p>
<p class="MsoNormal">Cbc0044I Reduced cost fixing - 3125 rows,
14771 columns - restarting search<o:p></o:p></p>
<p class="MsoNormal">After which, my callback is never
activated, since the event handler isn’t registered with the
new problem.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Is there an option that I’m missing that
can disable this? Or am I going about this the wrong way?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">-Daniel Fullmer<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<pre wrap="">_______________________________________________
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