Why does my server respond with the 502 HTTP code on a `/customer/section/load/?sections=cart&update_section_id=false` request?

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1

when i switch currency on checkout page.server well response 502 error.
after,i open homepage, chrome console display request 502 error.

/customer/section/load/?sections=cart&update_section_id=false&_=1532483153560

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and any page well display this error. can’t add to cart,can’t checkout.

if i clean this cookie on chrome,It was the same as the beginning.

i think this 502 error about cookie’s section_data_ids field.

3

@shuaiZend
It is a well-known Magento bug, you can just ignore it.