Install problem

Trying the usual install method from FF 3.5.2:
 
Firefox could not install the file at
https://addons.mozilla.org/en-US/firefox/downloads/latest/2464/addon-246...
because: Not a valid install package
-207

Hi, That error occurs when a

Hi,

That error occurs when a firewall or content filtering system prevents FoxyProxy from downloading.

Eric

Uhhhh....OK. I've not had

Uhhhh....OK.
I've not had this install problem with any other FF addin.
What's the fix?

The fix is to download the

The fix is to download the addon with a connection that isn't filtered. So from your home connection or an internet cafe, download and save the XPI. Then manually install on the machine that has the restricted connection.

Eric