Same error.
Firefox version : Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.3) Gecko/20100423 Ubuntu/10.04 (lucid) Firefox/3.6.3
System : Ubuntu 10.4 (kernel Linux fixe 2.6.32-22-generic #35-Ubuntu SMP Tue Jun 1 14:17:36 UTC 2010 i686 GNU/Linux)
FireGPG version : 0.7.10

In your opinion, will this problem be fixed soon ?

Regards,
Le Barde.