During an attempt to import Bulk Master/Child Record(s) you receive the following message:
Metadata Utility - Error - 2428
You entered an invalid argument in a domain aggregate function.Cause: A badly formatted 'MUWImp.xls'For additional details See sectionMetadata Utility - Operation - Bulk Import Process Master Records (BIPMR) (here)Metadata Utility - Operation - Bulk Import Process Child Records (BIPCR) (here)