Wšě wotmołwy (2)
Please always put in some text in questions, assuming people will watch your screencast isn't very considerate.
Try to Reset Firefox Refresh Firefox - reset add-ons and settings
Try to open a new window to see if the location bar works better in that new window.
If that works then you can close the not working window.
See also:
- http://kb.mozillazine.org/Prevent_websites_from_disabling_new_window_features
- http://kb.mozillazine.org/JavaScript#Advanced_JavaScript_settings
Start Firefox in Safe Mode to check if one of the extensions (Firefox/Firefox/Tools > Add-ons > Extensions) or if hardware acceleration is causing the problem (switch to the DEFAULT theme: Firefox/Firefox/Tools > Add-ons > Appearance).
- Do NOT click the Reset button on the Safe Mode start window.
- https://support.mozilla.org/kb/Safe+Mode
- https://support.mozilla.org/kb/Troubleshooting+extensions+and+themes
You can check for problems caused by a corrupted localstore.rdf file.