Where did you install Firefox from? Help Mozilla uncover 3rd party websites that offer problematic Firefox installation by taking part in our campaign. There will be swag, and you'll be featured in our blog if you manage to report at least 10 valid reports!

Avatar for Username

Etsi tuesta

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Ketju on arkistoitu. Esitä kysymys, jos tarvitset apua.

I tried to download the Firefox Add on Web Developer and I got an error message and I don't know how to proceed.

  • 1 vastaus
  • 4 henkilöllä on sama ongelma
  • 5 näyttöä
  • Viimeisin kirjoittaja cor-el

ErinGrieger
ErinGrieger
more options

Hi I have Firefox 3.0.1 and then it also says Mozilla 5.0. So first I don't even know if this is the right product but I didn't know what else to do.

I'm trying to I tried to download the Firefox Add on Web Developer and I got an error message of: Firefox could not install the file at http://releases.mozilla.org/pub/mozilla.org/addons/60/web_developer-1.1.9-fx+sm.xpi because: Unexpected installation error Review the Error Console log for more details. -203

I've tried it like 3-4 times. I don't know what I'm doing wrong. Any suggestions???

THANK YOU :-) Erin

Hi I have Firefox 3.0.1 and then it also says Mozilla 5.0. So first I don't even know if this is the right product but I didn't know what else to do. I'm trying to I tried to download the Firefox Add on Web Developer and I got an error message of: Firefox could not install the file at http://releases.mozilla.org/pub/mozilla.org/addons/60/web_developer-1.1.9-fx+sm.xpi because: Unexpected installation error Review the Error Console log for more details. -203 I've tried it like 3-4 times. I don't know what I'm doing wrong. Any suggestions??? THANK YOU :-) Erin

Kaikki vastaukset (1)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
more options

You should update to the latest Firefox 3.6.x version:

See: