You may have accidentally started another type of K-1 and did not delete it.
To delete a specific form in TurboTax Online you can follow these steps:
To do this in TurboTax Desktop you can follow these steps:
There is only the one K1 form in there. I tried deleting and reentering it but it is still saying there are no entries when there is. Also I know someone else having this same exact problem.
You can review your return to be sure your K-1 is reporting correctly.
You can view your entire return or just your 1040 form before you e-file: