It seems the line constraints make the problem infeasible. In particular, 
branches 5, 67 and 69 (found using toggle_softlims). The following works for me 
…

mpc = loadcase('OETC_OPF');
mpc.branch([5 67 69], RATE_A) = mpc.branch([5 67 69], RATE_A) * 1.3;
r = runopf(mpc);

— Ray


> On Mar 26, 2018, at 8:57 AM, Mohammed Alhajri <[email protected]> wrote:
> 
> Hello all
> 
> I tried to do OPF for my network but i get Numerically Failed!
> i have already relaxed the voltage constrain, but the problem is still there
> 
> My *.m file is attached, can anyone help me?
> 
> 
> <OETC_OPF.m>

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