ERROR : Line 223

Warning: Invalid argument supplied for foreach() in /home/turtle25/public_html/turtle/wp-goodies/plugins/enjoy-instagram-premium/library/enjoyinstagram_shortcode_grid_widget.php on line 223

I keep getting this error. ANy ideas? Everything is up to date, widget is assigned through a widgetized sidebar.

Thanks

https://wordpress.org/plugins/enjoy-instagram-instagram-responsive-images-gallery-and-carousel/