In this question, read each sentence to find out whether there is any error in it. If there is no error; the answer is "no error".(Ignore errors of punctuation, if any.)
She had barely nothing
to eat when she came
o me last month.
As per the rule, two negative words cannot be used together in a sentence. In the given sentence, 'barely' and 'nothing' are negative words. So, we would replace 'nothing' by 'anything'.