some sort of screenshot or link to the page in question would be useful in diagnosing the issue...

Is this a secure page? Maybe the certificate is out of date?

Could you test the following methods: # Use an older bookmark that you know worked correctly in previous versions # After entering a few characters in the url bar, arrow down and navigate using a known good autocomplete entry # After entering a few characters in the url bar, select the suggested autofill address If the problem only arises with the third method, please see the following thread for further discussion of autofill issues (that started in Firefox 14): * [https://support.mozilla.org/en-US/questions/933470 After updating to 14.0.1 Firefox will force https on websites. How do I fix?] * [https://support.mozilla.org/en-US/questions/933563 typing in url for my company website sends it to https index page in Firefox, but not IE or Chrome, and the behavoir is not wanted]