Firefox can't update nor install add-ons error 228

[Josep M.]

Binary package hint: firefox

Ubuntu 10.04+Firefox 3.6

Every time I open FF add-on updates don't install.

When trying to install a new add-on:

Error

El Firefox no ha pogut instaŀlar el fitxer a

https://addons.mozilla.org/ca/firefox/downloads/latest/3006/addon-3006-latest.xpi?src=addondetail

perquè: S'ha produït un error en baixar
-228

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: firefox 3.6.3+nobinonly-0ubuntu4
ProcVersionSignature: Ubuntu 2.6.32-22.33-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-22-generic i686
Architecture: i386
CheckboxSubmission: 6c1db043caf155b6e741fabefba0ab47
CheckboxSystem: 558fbfb2a1258711a37bb7e23c5d4e6e
Date: Sat May 8 12:53:04 2010
FirefoxPackages:
 firefox 3.6.3+nobinonly-0ubuntu4
 firefox-gnome-support 3.6.3+nobinonly-0ubuntu4
 firefox-branding 3.6.3+nobinonly-0ubuntu4
 abroswer N/A
 abrowser-branding N/A
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
ProcEnviron:
 LANGUAGE=ca_AD:ca
 LANG=ca_AD.utf8
 SHELL=/bin/bash
SourcePackage: firefox

[Draycen DeCator (ddecator)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 573404, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.