Error after installation in device

hi Lumerical team,

I installed device trail version the key is activated but software is not working the error is attached in below image

but the activation file is showing activated option node locked licence

kindly help me in sorting this problem’

with thanks

This issue occurs due to the graphics card settings or the graphics card is unable to render the default settings used. To resolve this issue, we have the following the link for related article on our KX.

thank you for reply
problem solved using your procedure
once again thanks to you Pjain.