The filing instructions for my state are not correct. As printed, they imply that I filed my state return electronically, when I will mail it. You need to fix this.

When you check out at the end, you should select "Mail return" You didn't transmit them (orange button) did yo If you hit the transmit now button (orange button) that would have transmitted them. You would have received an email stating that your return was accepted.

Click here for How do I file my return by mail?

If you need any additional mailing instructions, you can  contact your state Department of Revenue you can use this link: How do I contact my state Department of Revenue?