# The client is unable to verify that the server is Elasticsearch due to an unsuccessful product check call

**URL:** <https://discuss.elastic.co/t/the-client-is-unable-to-verify-that-the-server-is-elasticsearch-due-to-an-unsuccessful-product-check-call/341510>\
**Category:** Elasticsearch\
**Tags:** language-clients\
**Created:** [August 23, 2023, 6:30pm UTC](https://discuss.elastic.co/t/the-client-is-unable-to-verify-that-the-server-is-elasticsearch-due-to-an-unsuccessful-product-check-call/341510 "2023-08-23T18:30:17Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Erdem\_Sekerci](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/erdem_sekerci/32/124907_2.png) [@Erdem\_Sekerci](https://discuss.elastic.co/u/Erdem_Sekerci)\
**Post date:** [August 23, 2023, 9:25pm UTC](https://discuss.elastic.co/t/the-client-is-unable-to-verify-that-the-server-is-elasticsearch-due-to-an-unsuccessful-product-check-call/341510/2 "2023-08-23T21:25:50Z")

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> [@Erdem\_Sekerci](#):
>
> What changes on Ubuntu, and how come I can connect successfully to elastic cloud with the same credentials?

Typo correction  
What changes on Ubuntu, and how come I can connect successfully to elastic cloud with the same credentials on windows?

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_[View the full topic](https://discuss.elastic.co/t/the-client-is-unable-to-verify-that-the-server-is-elasticsearch-due-to-an-unsuccessful-product-check-call/341510)._