[Dip] exception in dippy cflp example

Hugh Medal hugh.medal at msstate.edu
Mon Nov 9 11:42:48 EST 2015


When I run cflp/facility_location.py (on Mac OS X in eclipse with homebrew
python) I get the following exception:

COIN Exception [ No branch set found in prob.chooseBranchSet() ] at
src/dippy/DippyDecompAlgo.cpp:L51 in DippyDecompAlgo::chooseBranchSet

Traceback (most recent call last):

  File
"/Users/hm568/Documents/workspace/TestProject2/src/cflp/facility_location.py",
line 382, in <module>

    dippy.Solve(prob, dippyOpts)

  File "build/bdist.macosx-10.11-x86_64/egg/coinor/dippy/dippy.py", line
149, in Solve

  File "build/bdist.macosx-10.11-x86_64/egg/coinor/dippy/dippy.py", line
734, in postProcessNode

coinor.dippy.dippy.DipError: Error in postProcessNode

integer division or modulo by zero


Do you know how to fix this?


Thanks,

Hugh

-- 
*Hugh Medal*
Assistant Professor
Industrial and Systems Engineering
Mississippi State University
Office: 260K McCain
Office: 662-325-3923
Email: hmedal at i <hmedal at uark.edu>se.msstate.edu
Website: hm568.ise.msstate.edu
Office hours: hughmedal "dot" youcanbook "dot" me
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