[Dip] "Not a mixed-integer problem" message when using DIP with CPLEX

Matthew Galati matthew.galati at gmail.com
Wed Jan 26 13:49:53 EST 2011


I know about it.... it doesn't seem to effect anything - except that it is
annoying.

It is on my ToDo list to investigate why that message appears. I think it
has something to do with the odd design of OsiCpx.



On Wed, Jan 26, 2011 at 1:46 PM, kim <kim at hamilton-vejlin.dk> wrote:

> I just set up DIP to use CPLEX instead of CBC and it works well but I am
> getting some odd messages at the beginning of the program run.
>
> As one of the first things I get a string of messages all saying:
> "CPX0000  CPLEX Error  3003: Not a mixed-integer problem."
>
> This happens before the search is actually started and there is always
> one "error 3003" for each block. It doesn't seem to have an effect at
> all and the program behaves as expected, but it seems odd.
>
> Does anyone have in idea what those messages are about and if I should
> see it as a sign I have not set up the DIP/CPLEX combination correctly?
>
> -Kim
>
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