> This apparently works fine when running in same module but if I create a class
> derived from Base in another module (another library), this stop > working because the dynamic_cast fails. Simple idea: is the other module imported before the dynamic_cast is executed? That's probably important. (Not sure that's it; I hardly ever work with virtual functions.) Ralf _______________________________________________ Cplusplus-sig mailing list Cplusplus-sig@python.org http://mail.python.org/mailman/listinfo/cplusplus-sig