LayerSlider encountered a problem while it tried to show your slider.Please make sure that you've used the right shortcode or method to insert the slider, and check if the corresponding slider exists and it wasn't deleted previously.

Sidebar

You can use sidebar shortcode in pages with full width template, something like the way we created this page right here. You choose sidebar shortcode, select your desired custom sidebar for it and add your widgets to that custom sidebar. Happy creating!