User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9b4) Gecko/2008030714 Firefox/3.0b4 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9b4) Gecko/2008030714 Firefox/3.0b4 The history is not loaded properly! Please fix that. Reproducible: Always Steps to Reproduce: 1. Click on the Back button with your middle mouse button. Actual Results: If you had multiple pages to navigate back to, they were not available in this new tab. Expected Results: The tab should have the history of all the pages that the previous one had.

Dupe of bug 18808?

Yeah, I just concluded that, look at the other bugs that have been duped to bug 18808, some are pretty much identical to this one.