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Marketplace does not sync: Invalid response line returned from server: HTTP/2 200 + Infinite Loop

Marketplace does not sync: Invalid response line returned from server: HTTP/2 200 + Infinite Loop

Hi All, I hope you will be able to help me

Preconditions (*)

  1. fresh install of Magento ver. 2.1.15

Steps to reproduce (*)

  1. I try to sync to the Marketplace for the first time

Expected result (*)

  1. To Log in the Marketplace

Actual result (*)

  1. https://digital-seb-p-.tinytake.com/sf/MzA5ODcxM185Mjg5NDU1
  2. Invalid response line returned from server: HTTP/2 200

I have tried to following fixes:
https://magento.stackexchange.com/questions/249565/unable-to-synch-with-marketplace-after-upgrade-to...

or

#19127

and

https://community.magento.com/t5/Magento-2-x-Version-Upgrades/Sign-in-to-Magento-Marketplace-gt-quot...

I don't receive the error message but the loading is stuck in an infinite loop and never connect
https://digital-seb-p-.tinytake.com/sf/MzEwMTUyMF85Mjk2Nzky


I Opened a github: 
https://github.com/magento/magento2/issues/19319