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Firefox 36 still blocked by WinXP firewall after manually creating exception

  • 4 回覆
  • 1 有這個問題
  • 13 次檢視
  • 最近回覆由 DDA-KA101

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The new Thunderbird worked fine this morning on my dev machine, but FF36 (took the upgrade when offered last night, today's the first day out) can't find google. (Network equipment works fine, and seeing as I'm typing this from my non-dev machine my net is unlikely to be the problem.)

Went to a public terminal and read the support notes, got some dev in, etc. Came back here and have implemented the re-exception policy on the dev machine as best I'm able: 1) I'm running WinXP, and AFAIK am not able to update as MS would prefer I waste money on a new OS. So stuck with the windows firewall.

2) I have old versions of FF on the dev machine. After a bit of experimentation--went into the program directory and found the executable was last updated last night--I struck FF from the exception list altogether, and re-added (and enabled) it, as directed. FF was not operating at the time.

3) After thusly re-creating the exception and restarting FF, it continues to be unable to find google, or mozilla for that matter. Request: include a support IRC/e-mail/etc contact in the Help/About, so we don't need to have a working browser to get help getting the browser working.

4) I run AVG but have not enabled its firewall (I'm using the free 2014 version, continuing to update it as needed. Why screw around with another EULA??). I also run Malwarebytes but do not believe that it has any sort of firewall or other blocking component. I was able to update Malwarebytes without problems on my dev machine, as well as execute Git console commands. I was *not* able to connect to IRC via ChatZilla; not a complete surprise, but a Just In Case check.

Be advised that the version/OS/plugins info is NOT representative of that on the machine suffering the problem, as I'm unable to get that machine here thanks to the can't find anything failure.

The new Thunderbird worked fine this morning on my dev machine, but FF36 (took the upgrade when offered last night, today's the first day out) can't find google. (Network equipment works fine, and seeing as I'm typing this from my non-dev machine my net is unlikely to be the problem.) Went to a public terminal and read the support notes, got some dev in, etc. Came back here and have implemented the re-exception policy on the dev machine as best I'm able: 1) I'm running WinXP, and AFAIK am not able to update as MS would prefer I waste money on a new OS. So stuck with the windows firewall. 2) I have old versions of FF on the dev machine. After a bit of experimentation--went into the program directory and found the executable was last updated last night--I struck FF from the exception list altogether, and re-added (and enabled) it, as directed. FF was not operating at the time. 3) After thusly re-creating the exception and restarting FF, it continues to be unable to find google, or mozilla for that matter. Request: include a support IRC/e-mail/etc contact in the Help/About, so we don't need to have a working browser to get help getting the browser working. 4) I run AVG but have not enabled its firewall (I'm using the free 2014 version, continuing to update it as needed. Why screw around with another EULA??). I also run Malwarebytes but do not believe that it has any sort of firewall or other blocking component. I was able to update Malwarebytes without problems on my dev machine, as well as execute Git console commands. I was *not* able to connect to IRC via ChatZilla; not a complete surprise, but a Just In Case check. Be advised that the version/OS/plugins info is NOT representative of that on the machine suffering the problem, as I'm unable to get that machine here thanks to the can't find anything failure.

所有回覆 (4)

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Have you tried disabling the firewall to verify that is the issue?

Are you able to ping google.com ?

Does the system use a proxy to connect to the internet?

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Have not disabled the firewall, will look into that. Likewise have not pinged google. System uses a wi-fi router.

Hadn't expected a reply that early, my apologies.

Update: Disabling the firewall (very briefly) failed to resolve the problem. No specific proxy settings known.

Update, 2d: Ping tests yesterday and today: google, mozilla, and github all came back perfectly fine. At this point, I'm quite certain my net is not the problem. Back to you.

由 DDA-KA101 於 修改

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Start Firefox in Safe Mode {web Link} by holding down the <Shift>
(Mac Options)
key, and then starting Firefox. Is the problem still there?

While still in Safe Mode;

Type about:preferences#advanced<Enter> in the address bar.

Under Advanced, Select Network. Look for Configure How Firefox Connects and press the Settings button. Check the settings.


Some problems occurs when your Internet security program was set to trust the previous version of Firefox, but no longer recognizes your updated version as trusted. Now how to fix the problem: To allow Firefox to connect to the Internet again;

  • Make sure your Internet security software is up-to-date (i.e. you are running the latest version).
  • Remove Firefox from your program's list of trusted or recognized programs. For detailed instructions, see

Configure firewalls so that Firefox can access the Internet. {web link}

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FredMcD said

Start Firefox in Safe Mode {web Link} by holding down the <Shift>
(Mac Options)
key, and then starting Firefox. Is the problem still there? While still in Safe Mode; Type about:preferences#advanced<Enter> in the address bar. Under Advanced, Select Network. Look for Configure How Firefox Connects and press the Settings button. Check the settings.

>_< Safe mode* (and a router reset Just In Case) didn't cure the problem, nor did changing from "use system proxy settings" to "auto-detect proxy settings". I have not, to my knowledge, ever set any proxy settings personally.

  • IIRC, I run NoScript, flash, and probably a media plugin or two that came with FF or something (as in, I didn't specifically seek it out). Got an old PDF converter that's been obsolete and was safely Off in its obsolescence, not causing any problems. Nothing particularly Wacky, to the best of my knowledge.
Some problems occurs when your Internet security program was set to trust the previous version of Firefox, but no longer recognizes your updated version as trusted. Now how to fix the problem: To allow Firefox to connect to the Internet again;
  • Make sure your Internet security software is up-to-date (i.e. you are running the latest version).
  • Remove Firefox from your program's list of trusted or recognized programs. For detailed instructions, see
Configure firewalls so that Firefox can access the Internet. {web link}

Unfortunately, I already found and implemented that tip. It failed to fix the problem, which prompted me to file this question.  :-/

由 DDA-KA101 於 修改