Fatal error: Uncaught Error: Class "Nextend\Framework\View\AbstractBlock" not found in /var/www/andovercg/staging/wp-content/plugins/smart-slider-3/Nextend/SmartSlider3/Application/Admin/Layout/Block/Forms/FloatingMenu/BlockFloatingMenuItemSeparator.php:7
Stack trace:
#0 {main}
thrown in /var/www/andovercg/staging/wp-content/plugins/smart-slider-3/Nextend/SmartSlider3/Application/Admin/Layout/Block/Forms/FloatingMenu/BlockFloatingMenuItemSeparator.php on line 7