Thunderbird email not working in ubuntu 14.04

[Ralf Mardorf]

On Tue, 12 Apr 2016 22:11:06 +1000, Karl Auer wrote:
>On Tue, 2016-04-12 at 07:53 -0400, Donald Parsons wrote:
>> Claws Mail needs network access in order to send this email  
>
>Sounds a bit as if you don't have Internet access from that pc.
>
>Can you, on the SAME PC, do a Google search? Not just load the Google p
>age, but actually input a search term and get results?

We could check simpler. The OP could open a terminal and run

  ping google.com

pushing ctrl+c does exit.

Bad and ugly:

  $ ping google.com
  ping: google.com: Name or service not known

Good:

  $ ping google.com
  PING google.com (216.58.213.206) 56(84) bytes of data.
  64 bytes from ham02s15-in-f14.1e100.net (216.58.213.206): icmp_seq=1 ttl=54 time=20.9 ms
  64 bytes from ham02s15-in-f14.1e100.net (216.58.213.206): icmp_seq=2 ttl=54 time=20.3 ms
  64 bytes from ham02s15-in-f14.1e100.net (216.58.213.206): icmp_seq=3 ttl=54 time=19.9 ms
  64 bytes from ham02s15-in-f14.1e100.net (216.58.213.206): icmp_seq=4 ttl=54 time=20.4 ms
  ^C
  --- google.com ping statistics ---
  4 packets transmitted, 4 received, 0% packet loss, time 3004ms
  rtt min/avg/max/mdev = 19.918/20.406/20.900/0.347 ms

Regards,
Ralf