This
...
sf::String myString;
...
myWindow.Draw(myString);
...
causes the following compile errors:
main.cpp:202: error: no matching function for call to ‘sf::RenderWindow::Draw(sf::String&)’
/usr/local/include/SFML/Graphics/RenderTarget.hpp:69: note: candidates are: void sf::RenderTarget::Draw(const sf::Drawable&)
Marius