title: Connection refused trying to get account info in Solana
body: <pre><code>solana account &lt;address&gt;
  </code></pre>
  <p>When I get account info, I have this error:</p>
  <pre><code>Error: RPC request error: cluster version query failed: error sending request for url (http://localhost:8899/): error trying to connect: tcp connect error: Connection refused (os error 111)
  </code></pre>