You should read: Please read: make it easier to help you - #19. In particular, it’s easier to help if you can provide a small example that we can copy-paste, rather than downloading and extracting a zip from a different site.
I’ll repeat my suggestion from the JuMP issue for posterity:
sum(x[k] for k in omega[j])
probably includesx[j]
. Which would account for the extra coefficient in front ofx[j]
.