formatting data for lefse

I am getting an error after submitting a job for lefse. My data is 16s microbiome relative abundance counts. I have formatted my data as suggested.

Error:
Traceback (most recent call last):
File “/shed_tools/testtoolshed.g2.bx.psu.edu/repos/george-weingart/lefse/a6284ef17bf3/lefse/format_input.py”, line 435, in
feats = numerical_values(feats,params[‘norm_v’])
File "/shed_tools/testtoolshed
20 GenusLevel3txt.txt
19 GenusLevel3txt.txt