Scene doesn't show in render pane

in New Users
My scene suddenly won't show in render pane. A careless movement of the Wacom pen causes strange changes in Studio. Here's a capture to give you a clue.


Daz render.png
1274 x 737 - 31K
Comments
It looks like you accidentally closed the viewport -- Window > Panes > Viewport
Thank you fixmypcmike for your help.