[Solved] If abstract base class contains parameterised constructor (and derived does not) why can’t it be used? [duplicate]
No, you can’t. It’s a limitation that says ‘each derived class should use (implicitly or explicitly) at least one constructor from base class. In your example, your child class implicitly has parameterless constructor which implicitly uses parameterless constructor from base. So, you need to: either setup parameretised constructor in every derived class or delele this … Read more