title: Kaa hostname resolve failed
body: <p>I've installed Kaa platform on Ubuntu 16-04. not Sandbox but source 0.11</p>
  
  <blockquote>
    <p>Default sample period: 1 seconds</p>
    
    <p>2016/11/25 2:31:25 [ERROR] [kaa_tcp_channel.c:870] (-101) - Kaa TCP channel new access point [0x929A2016] hostname resolve failed</p>
    
    <p>2016/11/25 2:31:25 [WARNING] [kaa_bootstrap_manager.c:612] (-7) - Could not find next Bootstrap access point (protocol: id=0x56C8FF92, version=1)</p>
    
    <p>2016/11/25 2:31:25 [ERROR] [kaa_tcp_channel.c:307] (-7) - Kaa TCP channel [0x929A2016] error notifying bootstrap manager on access point failure</p>
    
    <p>2016/11/25 2:31:25 [ERROR] [kaa_client.c:268] (-7) - Failed to connect channel [0x9E010CC0]</p>
    
    <p>Sampled temperature: 29</p>
    
    <p>Sampled temperature: 30</p>
    
    <p>Sampled temperature: 30</p>
    
    <p>Sampled temperature: 29</p>
    
    <p>Sampled temperature: 25</p>
  </blockquote>
  
  <p>What are my errors indicating?</p>