Brown spots on leaves

Hi all, I have a few rooted cuttings showing brown spots on the leaves. I am new to rooting cuttings and was wondering if anyone knows what this may be? I suspect FMV or some type of infection? Thanks in advance !

Hi all, I have a few rooted cuttings showing brown spots on the leaves. I am new to rooting cuttings and was wondering if anyone knows what this may be? I suspect FMV or some type of infection? Thanks in advance !