User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.8) Gecko/20050511 Firefox/1.0.4 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.8) Gecko/20050511 Firefox/1.0.4 CTRL+SHIFT+C does not mark news posts as read Reproducible: Always Steps to Reproduce: 1. Download newsgroup posts 2. activate the header pane 3. mark as read by CTRL+SHIFT+C 4. nothing happens I think this bug crept into the nightly trunks sometime in early May. I am running the 5/23/05 nightly trunk.
Related to bug 295095? Dan, can you try with a later build of Thunderbird with the patch for 295095 in?
The 5/24 nightly trunk fixed this problem.