This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Avatar for Username

Cari Bantuan

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.

Pelajari Lebih Lanjut

Utas ini telah diarsipkan. Silakan membuat pertanyaan baru jika Anda membutuhkan bantuan.

I always get the following error msg when trying to update add-ons "Invalid file hash (possible download corruption) -261"

  • 2 balas
  • 7 memiliki masalah ini
  • 1 kunjungan
  • Balasan terakhir oleh hamlet02

hamlet02
hamlet02
more options

I get the following error msg when I try to update add-ons ...

ErrorFirefox could not install the file at

http://releases.mozilla.org/pub/mozilla.org/addons/1865/adblock_plus-1.2.2-fx+sm+tb+fn.xpi

because: Invalid file hash (possible download corruption) -261

Why, and is there a solution. Im fully patched on osx. + Fredrik

I get the following error msg when I try to update add-ons ... ErrorFirefox could not install the file at http://releases.mozilla.org/pub/mozilla.org/addons/1865/adblock_plus-1.2.2-fx+sm+tb+fn.xpi because: Invalid file hash (possible download corruption) -261 Why, and is there a solution. Im fully patched on osx. + Fredrik

Semua Balasan (2)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
more options
  • "Clear the Cache": Firefox > Preferences > Advanced > Network > Offline Storage (Cache): "Clear Now"
  • "Remove the Cookies" from sites causing problems: Firefox > Preferences > Privacy > Cookies: "Show Cookies"

You can also try to enable third-party cookies
Firefox > Preferences > Privacy > Cookies: [X] "Accept third-party cookies"

See Third-party cookies and Firefox tracking protection (you need to enable)

hamlet02
hamlet02 Pemilik pertanyaan
more options

Hi, that didnt change anything. Still the same error.