Interpreting %1$S as a hostname, not a keyword. If you intended this to be a keyword, use ‘%2$S’ (wrapped in single quotes).
%1$S interpretěrujo se ako hostowe mě, nic ako klucowe słowo. Jolic cośo, až to jo klucowe słowo, wužyjśo '%2$S' (pśez jadnore pazorki wobdane).