Compiler Error C3625
'native_type': a native type cannot derive from a managed or WinRT type 'type'
A native class cannot inherit from a managed or WinRT class. For more information, see Classes and Structs.
Example
The following sample generates C3625:
// C3625.cpp
// compile with: /clr /c
ref class B {};
class D : public B {}; // C3625 cannot inherit from a managed class