User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7 (.NET CLR 3.5.30729) Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1.5) Gecko/20091204 Thunderbird/3.0 The original message in my inbox is a forward of another message. The messages content-type is message/rfc822 and its body is the forwarded message. A few headers and the body of the forwarded message are as follows: ----------------------------------------------------- Subject: =?utf-8?b?VW50aXRsZWQ=?= Date: Fri, 8 Jan 2010 15:23:44 +0000 To: mailman-users@python.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 SGVsbG8gaG93IGRvIGkgaW5zdGFsbCBhbmQgY29uZmlndXJlIG1haWxtYW4g YW5kIGNhbiBpIGNvbmZpZ3VyZSBpdCB0byBnb29nbGUgZ3JvdXBzIGFuZCBk byBpIG5lZWQgdG8gbWFrZSBFbWFpbCdzIGZvciBlYWNoIGdyb3VwIG9yIGRv ZXMgdGhlIHNvZnR3YXJlIHRvIGRvIGZvciBtZSBhbmQgaG93IG1hbnkgYWRt aW4ncyBjYW4gd2UgaGF2ZSBvbiBhIGxpc3QgYW5kIHdoYXQgY2FuIHRoZXkg ZG8uIAoK ----------------------------------------------------- When viewing the message in my inbox, I double click the attached message icon and the attached message opens in a new window. The subject and body text display properly decoded in that window. If I then select all or part of the body text in that window and click reply, a composition window opens with a proper subject, attribution, quoted selected text and my signature. However, if I do not select any text and just 'reply', a composition window opens with a proper subject, attribution and my signature, but the quoted text is completely garbled as follows: ----------------------------------------------------- On 11:59 AM, user@example.com wrote: > �e�0v����Z�V�u�'~(.�隊Y����q��r�ߊ�z+m� > (�W�������v��y�m�f�xI��[���r+��h����^����޶�h~��y�݆�&j|�vh��Ƨ��Z��'jX������q���o=== ----------------------------------------------------- Reproducible: Always Steps to Reproduce: 1. Open the message attachment 2 [review]. Click 'reply' in the resulting message window Actual Results: Garbled quoted text as described. Expected Results: Ungarbled quoted text. Workaround is to select the message text before clicking 'reply'