Fatal error: Uncaught Error: Class 'SiteOrigin_Panels_Widgets_PostContent' not found in /wp-includes/class-wp-widget-factory.php:62
Stack trace:
#0 /wp-includes/widgets.php(115): WP_Widget_Factory->register('SiteOrigin_Pane...')
#1 /wp-content/plugins/siteorigin-panels/siteorigin-panels.php(670): register_widget('SiteOrigin_Pane...')
#2 /wp-includes/class-wp-hook.php(324): SiteOrigin_Panels->widgets_init('')
#3 /wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#4 /wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#5 /wp-includes/widgets.php(1858): do_action('widgets_init')
#6 /wp-includes/class-wp-hook.php(324): wp_widgets_init('')
#7 /wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#8 /wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#9 /wp-settings.php(643): do_action('init')
#10 /wp-config.php(108): require_once('/wp-settings.ph...')
#11 /wp-load.php(50): require_once('/wp-config.php')
#12 /wp-blog-header.php(13): require_once('/wp-load.php')
#13 /index.php(17): in /wp-includes/class-wp-widget-factory.php on line 62