Threading in Thunderbird

[Juan Nin]

Curt Tresenriter wrote:
> I'm running Thunderbird under Warty on my desktop and have noticed that 
> some messages - although having the re: in the subject line do not 
> appear as part of the thread, eg. under the original post.

a thread is not based on the subject, a thread is based on e-mail headers

check if the corresponding headers match with the thread

regards,

Juan