Native Plants V.S. Holly Plants

Fatal error: Uncaught Error: Call to undefined function split() in /home/customer/www/gardenofnativeplants.com/public_html/wp-content/plugins/sociable/includes/sociable_output.php:354 Stack trace: #0 /home/customer/www/gardenofnativeplants.com/public_html/wp-content/plugins/sociable/includes/sociable_output.php(729): sociable_html(Array) #1 /home/customer/www/gardenofnativeplants.com/public_html/wp-includes/class-wp-hook.php(310): auto_sociable('<p>June 2nd. &#...') #2 /home/customer/www/gardenofnativeplants.com/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('<p>June 2nd. &#...', Array) #3 /home/customer/www/gardenofnativeplants.com/public_html/wp-includes/post-template.php(256): apply_filters('the_content', 'June 2nd. '08\xC2\xA0...') #4 /home/customer/www/gardenofnativeplants.com/public_html/wp-content/themes/thesis/single.php(16): the_content() #5 /home/customer/www/gardenofnativeplants.com/public_html/wp-includes/template-loader.php(106): include('/home/customer/...') #6 /home/customer/www/gardenofnat in /home/customer/www/gardenofnativeplants.com/public_html/wp-content/plugins/sociable/includes/sociable_output.php on line 354