Issue:
JCH optimize might cause issue with the checkout page with certain payment plugin. A loading circle appear and don’t seem to go away anytime soon.
Solution:
To sort that out simply exclude some files related to the checkout page from optimization in jch optimization dashboard. I have excluded …/assets/css/frontend.css from Exclude these CSS files and our payment plugin css:
checkout-maksukavat.css in Exclude CSS files from these plugins