Media Encoder CS6 won't make mpeg-2 files.

Like the title says. Specifically, MPEG2-DVD files. Premiere exports them just fine:

But when I hit "Queue" and go to AME, I get this:

And attempts to change the setting to my desired one are futile:

Googling the problem lead me to various threads on these forums, such as this one: https://forums.adobe.com/message/4402558 which directed me to download the latest update. I did that--I'm now running AME 6.0.2.81, and nothing's changed. The above screenshots were taken after the update was installed.

So, any further ideas?