I made individual list file like this:
and used commands
-- bfile data --keep ind_list.txt --make-bed --out
According to plink web site tutorial, it must have paired columns - Family ID and Individual ID.
I made one column file and two columns file but all failed.
"Reading individuals to keep [ data/ind_list.txt ] ...
ERROR: Problem with line:
on my plink screen.
How can I fix it?