[Sage] Nightly Sage makes FF almost unfunctional

[jah]

Sage is causing this bug?

It's been driving me nuts for months!


Dmitry Semyonov wrote:
> Hi.
>
> This was happening to me sometimes, but recently I figured out how to 
> reproduce the issue. I've seen the bug on dial-up ~49Kbit connection 
> under Win2k with all except Sage (nightly) extensions disabled. Have 
> not tried in different environment yet.
>
>  * Add the following feed to sage bookmarks list: 
> http://www.dp.ru/exportnews.xml
>  * (Restart FF (?))
>  * Open Sage side-bar, and click on added bookmark
>  * Wait till the feed contents is rendered
>  * Enter the following link to the FF address bar, and press enter:
> http://www.fictionbook.ru/author/gyugo_viktor/otverjenniye_t_2/gyugo_otverjenniye_t_2.fb2.zip
>  * After a few seconds FF almost hangs instead of opening 'Save File' 
> dialog. Only Ctrl-TAB as well as mouse clicks to some browser elements 
> work. No new windows, no new tabs with content could be opened. Even 
> closing FF needs to be performed by killing the process from Windows 
> task manager.
>
>