Read the technical requirements for the ecoDMS Addon for manual email archiving from Thunderbird here.
Windows 7, 8, 8.1, 10
Windows Server 2008, 2012
Ubuntu 12.04 LTS, 14.04 LTS, 16.04 LTS
Debian Wheezy, Jessie
MacOS 10.8 (64bit) & higher
32 & 64 bit mind. 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

Direct Manufacturer Support

Our support team will be pleased to address your technical and content-related questions regarding ecoDMS GmbH software.