Granting House Flipper or Steam Accessibility priviledges may resolve this issue.
Open Security & privacy
Select Privacy tab
Select Accessibility
Unlock changing settings (using the lock)
Add House Flipper or Steam using the "+" button
Crash on window cleaning
When launching House Flipper select the OpenGL option. Launch House Flippers from Steam (not the desktop shortcut), then you see the options to start with open GL.
