Fatal error: Uncaught ValueError: Unknown format specifier "S" in /mnt/web209/d1/13/52222013/htdocs/wp-content/themes/responsive-mobile/includes/functions-theme-options.php:179
Stack trace:
#0 /mnt/web209/d1/13/52222013/htdocs/wp-content/themes/responsive-mobile/includes/functions-theme-options.php(179): sprintf()
#1 /mnt/web209/d1/13/52222013/htdocs/wp-includes/class-wp-hook.php(324): responsive_mobile_theme_options_set()
#2 /mnt/web209/d1/13/52222013/htdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters()
#3 /mnt/web209/d1/13/52222013/htdocs/wp-includes/plugin.php(517): WP_Hook->do_action()
#4 /mnt/web209/d1/13/52222013/htdocs/wp-settings.php(673): do_action()
#5 /mnt/web209/d1/13/52222013/htdocs/wp-config.php(125): require_once('...')
#6 /mnt/web209/d1/13/52222013/htdocs/wp-load.php(50): require_once('...')
#7 /mnt/web209/d1/13/52222013/htdocs/wp-blog-header.php(13): require_once('...')
#8 /mnt/web209/d1/13/52222013/htdocs/index.php(17): require('...')
#9 {main}
  thrown in /mnt/web209/d1/13/52222013/htdocs/wp-content/themes/responsive-mobile/includes/functions-theme-options.php on line 179