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Mozilla Firefox graphic bug?

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http://i.imgur.com/EWIYrEI.png

See the picture above. What are those vertical stripes inside the address bar?

http://i.imgur.com/EWIYrEI.png See the picture above. What are those vertical stripes inside the address bar?

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I'm not seeing anything unusual in the screenshot apart from the red box border.

Start Firefox in Safe Mode to check if one of the extensions (Firefox/Tools > Add-ons > Extensions) or if hardware acceleration is causing the problem.

  • Switch to the DEFAULT theme: Firefox/Tools > Add-ons > Appearance
  • Do NOT click the Reset button on the Safe Mode start window