contract Base { constructor(uint, uint) {} } contract Derived is Base(2) { } contract Derived2 is Base { constructor() Base(2) { } } // ---- // TypeError 7927: (67-74): Wrong argument count for constructor call: 1 arguments given but expected 2. Remove parentheses if you do not want to provide arguments here. // TypeError 2973: (123-130): Wrong argument count for modifier invocation: 1 arguments given but expected 2.