From heesuhwang at yahoo.com Fri Nov 18 14:50:10 2016 From: heesuhwang at yahoo.com (Heesu Hwang) Date: Fri, 18 Nov 2016 19:50:10 +0000 (UTC) Subject: [BCP] BM: Couldn't branch! References: <513431737.2687798.1479498610962.ref@mail.yahoo.com> Message-ID: <513431737.2687798.1479498610962@mail.yahoo.com> Hi all, The BCP crashes at branching stage when there is no algo_var generated. LP: Default test_binary() executed. LP: Default logical_fixing() executed. LP:?? Row effectiveness: rownum: 91 ineffective: 0 LP:?? Number of vars received from VG: 0 LP:?? Total number of vars in local pool: 0 LP: Default generate_heuristic_solution() executed. LP:?? In iteration 307 BCP generated 0 cuts , 0 vars before calling branch() LP: Default display_lp_solution() executed. ? LP : Displaying LP solution (FinalRelaxedSolution) : ? LP : Displaying solution :#### some of the solution varialbes ### ? Algo? var (internal index:??? -95??????????????????? ) at 0.6667 ? Algo? var (internal index:?? -109??????????????????? ) at 1.0000 ? Algo? var (internal index:?? -117??????????????????? ) at 0.6667 ? Algo? var (internal index:?? -121??????????????????? ) at 0.3333 ? Algo? var (internal index:?? -124??????????????????? ) at 0.6667 ? Algo? var (internal index:?? -155??????????????????? ) at 1.0000 ? Algo? var (internal index:?? -172??????????????????? ) at 0.6667 ? Algo? var (internal index:?? -174??????????????????? ) at 0.3333LP: Default select_branching_candidates() executed. BM: Couldn't branch! Aborted Where should I start to debug this? Thanks for your help!Heesu Hwang -------------- next part -------------- An HTML attachment was scrubbed... URL: