I dont see an error

I dont see an error, but there is one?

display([' Nif = 'num2str(Nif,'% 10.2f') ' [-]']);

Answer 1

[John D'Errico]

I would strongly suggest you learn to use commas.

display([' Nif = ',num2str(Nif,'% 10.2f'),' [-]'])

They make your code more readable. They also make your code work.

[dusan]

Thanks. I`m just tired, it sliped my mind.

Answer 2

[Ajay Pherwani]

display([' Nif = ',num2str(Nif,'% 10.2f') ' [-]']);

missing a ,(comma) after ' Nif = '