Any process or authority emanating from the court in probate matters may for good cause be revoked and a new one issued. [C51, §1275; R60, §2307; C73, §2320; C97, §3266; C24, 27, 31, 35, 39, § 11827; C46, 50, 54, 58, 62, §631.9; C66, 71, 73, 75, 77, 79, 81, §633.19 ]