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Firefox updated with a new version and now I'm not able to navigate is my employers web site. I can get in but no longer able to open up applications within.

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I connect to my employers website securely and can get in fine but since firefox updated I'm no longer able to open up applications in the web site and do any work. I am able to connect through IE though. The tech support at my employer thought it was something in the update preventing downloading of info needed and suggested to return to the earlier version of firefox. I can't really tell what version I'm using now though. Do that sound reasonable and if so how do you return to the earlier version. Everything was working just fine prior to the automatic update. PLEASE HELP!!

I connect to my employers website securely and can get in fine but since firefox updated I'm no longer able to open up applications in the web site and do any work. I am able to connect through IE though. The tech support at my employer thought it was something in the update preventing downloading of info needed and suggested to return to the earlier version of firefox. I can't really tell what version I'm using now though. Do that sound reasonable and if so how do you return to the earlier version. Everything was working just fine prior to the automatic update. PLEASE HELP!!

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Many site issues can be caused by corrupt cookies or cache. In order to try to fix these problems, the first step is to clear both cookies and the cache. Note: This will temporarily log you out of all sites you're logged in to. To clear cache and cookies do the following:

  1. Go to Firefox > History > Clear recent history or (if no Firefox button is shown) go to Tools > Clear recent history.
  2. Under "Time range to clear", select "Everything".
  3. Now, click the arrow next to Details to toggle the Details list active.
  4. From the details list, check Cache and Cookies and uncheck everything else.
  5. Now click the Clear now button.

Further information can be found in the Clear your cache, history and other personal information in Firefox article.

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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).

To Enable SafeMode

  • You can open Firefox 4.0+ in Safe Mode by holding the Shift key when you open the Firefox desktop or Start menu shortcut.
  • Or open the Help menu and click on the Restart with Add-ons Disabled... menu item while Firefox is running.
  • Once you get the pop-up, just select "'Start in Safe Mode"

If it works in Safe Mode and in normal mode with all extensions (Tools > Add-ons > Extensions) disabled then try to find which extension is causing it by enabling one extension at a time until the problem reappears.

Close and restart Firefox after each change via "Firefox > Exit" (Windows: Firefox/File > Exit; Mac: "Firefox > Quit Firefox"; Linux: "Firefox/File > Quit")