User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:2.0) Gecko/20100101 Firefox/4.0 Build Identifier: Mozilla/5.0 (Windows NT 6.1; rv:2.0) Gecko/20100101 Firefox/4.0 Whenever there's a scroll bar on the right of the screen and firefox is maximized (fullscreen) and on a screen without a task bar (using dualscreen), there's also a white line next to the scroll bar but that one is less annoying. Reproducible: Always Steps to Reproduce: 1. Start firefox on a dualscreen pc 2. Set firefox on fullscreen on the screen without the start-button 3. Go to a website with a dark background 4. Take a screenshot of this 5. Copy the screenshot to an image editor and zoom in at the bottom Actual Results: The white line appeared Expected Results: No white line

Same bug 629267?

Considering comment 1 setting resolution to resolved duplicate