Developer reply by ditman
Rated 5 out of 5 stars
Error message i get :
Firefox could not install the file at
https://addons.mozilla.org/en-US/firefox/downloads/file/45246/-20090119.xml
because: Not a valid install package
-207
Hi there,
I cannot replicate the error, so I'm inclined to think that it was a momentary mozilla.org server glitch.
Can you install other plugins? What firefox version are you using and in what operating system?
Thanks!
To create your own collections, you must have a Mozilla Add-ons account.