Here are my magic wan settings. I've tried each oval separately and I can only get it to fill if I click inside the oval - changing the setting hasn't made a difference.
Is there any chance that your Grid Snap is turned ON in the Floor Plan Viewpoint? It is a Viewpoint-specific setting so it may not be turned on in the Section Viewpoint and what you want to do works, but it is tuned ON in the Floor Plan Viewpoint and it does not work there.
Loving Archicad since 1995 - Find Archicad Tips at x.com/laszlonagy AMD Ryzen9 5900X CPU, 64 GB RAM 3600 MHz, Nvidia GTX 1060 6GB, 500 GB NVMe SSD 2x28" (2560x1440), Windows 10 PRO ENG, Ac20-Ac27