The sitstart of blue 19. The line starts with some long moves on good holds, followed by a scatchy left-right turn into a gaston from a slippery foothold.
Rain sucks, but broken holds suck even more. Remember, never climb on wet rock in Fontainebleau.
The sandstone becomes brittle, and pulling on it will ruin classic problems. Drying it doesn't help, because it's still wet and weak inside.
All you can do is wait for better conditions.