Results 2 issues of Young-hwan Lee

I have used matpower7.1 version and tried to run "t_most_30b_3_1_17.m," but here's what I have got : Error using mpoption Error using mpoption mpoption: 'sopf' is not a valid option...

I ran the OPF on the radial systems offered by MATPOWER, e.g. case10ba, case51ga, case51he, case69, case70da, case74ds, case85, case94pi, case118zh, case136ma, and case141. But it's not converged except case51ga,...