Macs is not working on Bowtie2 data. Its A chip seq analysis on coursera

usegalaxy.org support
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Traceback (most recent call last):
File “/galaxy/software/linux-x86_64/bin/macs”, line 34, in
from MACS.OptValidator import opt_validate
ImportError: No module named MACS.OptValidator

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@Vatsal_Patel this looks like your installation of MACS is busted. You are not using conda packages for your tools?