The following individual does not have a valid birth date and could not be added: (I64) The following individual does not have a valid birth date and could not be added: (I471) The following individual does not have a valid birth date and could not be added: (I1243) The following individual does not have a valid birth date and could not be added: (I806) The following individual does not have a valid birth date and could not be added: Frederick Carper (I1142)