# Client with the currently selected authenticator does not support any combination of challenges that will satisfy the CA. issues

**URL:** <https://community.letsencrypt.org/t/client-with-the-currently-selected-authenticator-does-not-support-any-combination-of-challenges-that-will-satisfy-the-ca-issues/54684>\
**Category:** Help\
**Created:** [March 3, 2018, 4:05am UTC](https://community.letsencrypt.org/t/client-with-the-currently-selected-authenticator-does-not-support-any-combination-of-challenges-that-will-satisfy-the-ca-issues/54684 "2018-03-03T04:05:57Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![schoen](https://sea3.discourse-cdn.com/letsencrypt/user_avatar/community.letsencrypt.org/schoen/32/79_2.png) [@schoen](https://community.letsencrypt.org/u/schoen)\
**Post date:** [March 3, 2018, 4:34am UTC](https://community.letsencrypt.org/t/client-with-the-currently-selected-authenticator-does-not-support-any-combination-of-challenges-that-will-satisfy-the-ca-issues/54684/2 "2018-03-03T04:34:55Z")

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Hi @rekishi,

Please see

> [@Solution: Client with the currently selected authenticator does not support any combination of challenges that will satisfy the CA](https://community.letsencrypt.org/t/solution-client-with-the-currently-selected-authenticator-does-not-support-any-combination-of-challenges-that-will-satisfy-the-ca/49983):
>
> I…

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_[View the full topic](https://community.letsencrypt.org/t/client-with-the-currently-selected-authenticator-does-not-support-any-combination-of-challenges-that-will-satisfy-the-ca-issues/54684)._