The following individual does not have a valid birth date and could not be added: (I2427) The following individual does not have a valid birth date and could not be added: (I1491) The following individual does not have a valid birth date and could not be added: (I1726) The following individual does not have a valid birth date and could not be added: (I1725) The following individual does not have a valid birth date and could not be added: (I2216)