Sliders not showing up after upgrade / website migration

Errors:

Empty space, where the sliders should be after updating the Smart Slider.

Empty space, where the sliders should be after updating WordPress/Joomla.

Empty space, where the sliders should be after moving the website to another location.

After upgrading the Smart Slider or your framework, or moving your website, the cache files might have been lost, or some information had changed. In these cases you should just go to the Smart Slider’s SettingsCache, and click on Refresh slider.

cache