User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/532.5 (KHTML, like Gecko) Chrome/4.0.249.78 Safari/532.5 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; ru; rv:1.9.1.7) Gecko/20100111 Thunderbird/3.0.1 Example: I have two different files : c:\Folder1\file.txt and C:\Folder2\file.txt. I choose from Explorer menu at file c:\Folder1\file.txt "Send to" ,opening window "Compose Message" I choose from Explorer menu at file c:\Folder2\file.txt "Send to" and have second window "Compose Message" Then I Press send button on first window and on second window As result I have two sended letters with c:\Folder1\file.txt in attachements. Reproducible: Always Steps to Reproduce: Example: I have two different files : c:\Folder1\file.txt and C:\Folder2\file.txt. I choose from Explorer menu at file c:\Folder1\file.txt "Send to" ,opening window "Compose Message" I choose from Explorer menu at file c:\Folder2\file.txt "Send to" and have second window "Compose Message" Then I Press send button on first window and on second window As result I have two sended letters with c:\Folder1\file.txt in attachements. Actual Results: other file sended

I'm unable to reproduce this with the given steps [using Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.7) Gecko/20100111 Lightning/1.0b2pre Thunderbird/3.0.1 ID:20100111101938]. Can you attach a video or similar with e.g. Jing or another video screen-capture program?

Dup of Bug 356808?

It's a dupe of bug #356808. The patch will be land on next relase 3.0.2. Малинин Михаил Александрович please reopen it if when you upgrade to 3.0.2 this issue isn't fixes.