I found a way to make this work. It boils down to setting Thunderbird as default in a very specific way - even if you think it already is the default, it will only work in this way. I'm using Windows 7 Profssional and Acrobat Pro 9.0. Here' how: Start > Default Programs > Set program access and computer defaults > Custom (expand this) > Choose a default e-mail program Then, click on 'Thunderbird'. - 'Use my current email program' won't do it, even if Thunderbird is already your default. I can now email my pdf documents from Acrobat.
... View more