Read the technical requirements for the ecoDMS Addon for manual email archiving from Thunderbird here.
Windows XP, 7, 8
Windows Server 2003, 2008, 2012
Ubuntu 10.04 LTS, 12.04 LTS
Debian Wheezy
MacOS 10.6.8 (Intel) & higher
32 & 64 bit min. 1280 x 1024 Pixel PDF/A & EML Version 10.X & higher No PDF/​A files are generated via the ecoDMS Thunderbird plugin for MacOS. Only the original e-​mail is deposited as an EML file.
This is NOT an error in ecoDMS: https:/bugzilla.mozilla.org/show_bug.cgi?id=675709

System Environment

Please note the official system requirements for each application before installation. If your system does not meet these requirements, we cannot guarantee the smooth and stable operation of our software.