Error: The field 'PrincipalLocation' cannot be empty

Error message

Validation failed on [FILE_ID]:

Form: FormOK514[1] Part6[1]/PrincipalLocation[1]
Description: Principal business location(s)
LineNumber: N/A
Error: PrincipalLocation
ActionNeeded: Field 'PrincipalLocation' cannot be empty

Element Name: PrincipalLocation
XPath: /ReturnState[1]/ReturnDataState[1]/FormOK514[1]/Part6[1]/PrincipalLocation[1]
XML Fragment:
Field Key: 0,0,0,0,0,0,0,0,0
Error Code: c00ce011
Error Reason: Element '{http://www.irs.gov/efile}PrincipalLocation' cannot be empty according to the DTD/Schema.

Solution

Go to
Organizer
States
Oklahoma
General Information
.
Go to
Additional Information
.
Enter the address information.
note
All columns must be populated.
Make sure state abbreviation letters are capitalized.
Do a full recompute, then recreate the e-file.