TF291019: A validation error occurred while uploading Project Server mapping data. The '{1}' element that maps to the Project ...

TF291019: A validation error occurred while uploading Project Server mapping data. The '{1}' element that maps to the Project Server field '{2}' requires that the '{0}' attribute is set to '{3}', and not set to '{4}'. Correct the field mapping for Team Foundation Server and Project Server integration.