Ubuntu
thunderbird package

  1. Bug #1012858
  2. Comment #29

Comment 29 for bug 1012858

Revision history for this message
In , Bernie Innocenti (codewiz) wrote :

I have experienced this bug for several years on multiple Linux machines.

It just happened to me today on Thunderbird 89.0b1 (beta): sending a message over SMTP hung for several minutes while the progressbar keeps on scanning left and right, eating ~60% CPU on a fast machine.