Hello, Maybe with c1 = strsplit(i, split = '\\.', fixed = T)[[1]] instead of split = '.' The dot is a metacharacter that matches any character so it has to be escaped. Hope this helps, Rui Barradas Às 16:11 de 25/06/19, Spencer Brackett escreveu: > c1 = strsplit(i,split ='.', fixed = T)[[1]]