# Solution: Client with the currently selected authenticator does not support any combination of challenges that will satisfy the CA **URL:** 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 **Category:** Help **Created:** [January 10, 2018, 7:28am UTC](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 "2018-01-10T07:28:42Z") **Posts on this page:** 1 **Showing post:** 2
### Author: ![jsha](https://sea3.discourse-cdn.com/letsencrypt/user_avatar/community.letsencrypt.org/jsha/32/12_2.png) [@jsha](https://community.letsencrypt.org/u/jsha) #### Post date: [January 10, 2018, 7:29am UTC](https://community.letsencrypt.org/t/solution-client-with-the-currently-selected-authenticator-does-not-support-any-combination-of-challenges-that-will-satisfy-the-ca/49983/2 "2018-01-10T07:29:14Z")
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