True false should show just one geometry

Hi, can someone help me please, i have a True false command an that should show just one geometry. How could it works?

True False show one (45.5 KB)

Perhaps you would like to switch beteen geometries like this instead?

// Rolf

yes thats right, i try it thx.

it works, thank you very much

You should also be able to use the Stream Filter.