EViews.com

I am doing an AR forecast, but I get the following message when I press the forecast button:

"(1) is not a valid index for."

Any idea what this is? If so, is there a way to fix?

I never had this issue before.

Thanks!

Which version and what build date of EViews? (Help->About EViews)

Eviews 9.5 Enterprise Edition = Sep 21 2016 build

Can you provide the workfile?