March 27, 2014, 12:05:51 pm
today, i have jus install Lumion 4.0.2 on my laptop, my laptop is dell precision m4600, my laptop have two graphic cards : Intel(R) HD graphic 3000 and NVIDIA Quadro 1000m.
when i open Lumion with Intel(R) HD graphic 3000, it's ok but in system speed warning "very slow graphics card detected....".
So i close and open Lumion with NVIDIA Quadro 1000m by right click at icon Lumion --> Run with graphics processor --> Hight performance NVIDIA processor. Lumion start and automatically close after that. i open lumion againt, Lumion had an error "You can't run Lumion more than once at the same time"

Help me! please. May someone help me to find a solution please?
Thnx for your kind attention!b