When i use this wget -qO - https://packages.elastic.co/GPG-KEY-elasticsearch | sudo apt-key add - It says gpg: no valid OpenPGP data found I found some old text but it don't help me well. Can somebody explain me.

Error on import the Elasticsearch public GPG key into apt

polyfractal (Zachary Tong) June 3, 2016, 1:57pm 2

In this thread, a user solved the problem by running the command separately. Perhaps try that?

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