simple

I’m not sure to do about these errors in Simple Photo Gallery
And I’m sure its been resolved in this Forum, but its a little hard to find this topic in the search field. Any suggestion would be helpful. Thank you.

Warning: Illegal string offset ‘width’ in /home/space2001/public_html/wp-content/plugins/simple-photo-gallery/classes/wppg-photo-gallery-item-class.php on line 59

Warning: Illegal string offset ‘height’ in /home/space2001/public_html/wp-content/plugins/simple-photo-gallery/classes/wppg-photo-gallery-item-class.php on line 60

Warning: Illegal string offset ‘width’ in /home/space2001/public_html/wp-content/plugins/simple-photo-gallery/classes/wppg-photo-gallery-item-class.php on line 59

Warning: Illegal string offset ‘height’ in /home/space2001/public_html/wp-content/plugins/simple-photo-gallery/classes/wppg-photo-gallery-item-class.php on line 60

The Web site is https://www.gatheringofthetribesmovie.com/wppg_photogallery/gallery2/