My stimulus isn’t appearing, there’s only the grey background¶
Have you checked the size of your stimulus? If it is 0.5x0.5 pixels you won’t be able to see it!
Have you checked the position of your stimulus? Is it positioned off the screen?
Have you checked the size of your stimulus? If it is 0.5x0.5 pixels you won’t be able to see it!
Have you checked the position of your stimulus? Is it positioned off the screen?