[wp-hackers] Media Gallery Tab Goes Missing

[Andrew Nacin]

On Mon, Nov 8, 2010 at 8:32 PM, Ryan Duff <ryanduff.list at gmail.com> wrote:

> Having an issue on an IIS box with the Add an Image thickbox. When going
> back in to manage photos uploaded to a post, the gallery tab shows 3 items.
> Clicking the tab causes the gallery tab to disappear and an error to be
> shown when I have WP_DEBUG turned on.
>
> Notice: Undefined index: post_id in D:\websites\www.site.com\wp-admin\includes\media.php
> on line 1712
>
> I printed the $_REQUEST to see what I got back and was only seeing:
>
> Array ( [tab] => gallery )
>
> Normally, you should see something like this:
>
> Array ( [post_id] => 122 [type] => image [tab] => gallery )
>
> With that being said, does anybody know why the array isn't being populated
> correctly? There are no plugins other than Akismet installed on this site
> and it *shouldn't* be a theme issue since its on the admin side. WordPress
> version is 3.0.1
>

Sounds vaguely familiar. What version of IIS?

This is what I thought of when I read this --
http://core.trac.wordpress.org/ticket/13685