13277
The following diagnostic is generating:
The client information screen indicates that the taxpayer is not a full year resident of any state. If the taxpayer is a part-year resident of the District of Columbia, part-year resident information must be entered at the top of the Part Yr. - Nonres. Information screen in the state and local panel.
Solution:
Related diagnostic 13278 says DC nonresidents are not required to file a DC tax return except to claim a refund of DC withholding or total payments, or to file a DC Unincorporated Business Tax Return (Form D-30).... So if DC non-resident and D-30 not needed no entry is needed on Screen 55.321.