Error: Expecting: USAddress, ForeignAddress

Error message

Validation failed on [FILE_ID]:
Form: ReturnHeaderState
Error: Expecting: USAddress, ForeignAddress.
Element Name: Filer
XPath: /ReturnState[1]/ReturnHeaderState[1]/Filer[1]
XML Fragment: ******
Field Key: 0,0,0,0,0,0,0,0,0
Error Code: [CODE]
Error Reason: Content for element '{http://www.irs.gov/efile}Filer' is incomplete according to the DTD/Schema.
Expecting: {http://www.irs.gov/efile}USAddress, {http://www.irs.gov/efile}ForeignAddress.

Solution

Go to
Organizer
General Information
Basic Return Information
Entity Information tab
Address
.
Populate either a domestic or foreign full address, but not both. Don't leave either field blank.
Do a full recompute, then recreate the e-file.