Error message

• Notice: Undefined variable: simpleclean_postfooter in include() (line 78 of /home/upigqg7ehqlm/public_html/go/sites/all/themes/simpleclean/node.tpl.php).
• Deprecated function: preg_replace(): The /e modifier is deprecated, use preg_replace_callback instead in _filter_pubdlcnt() (line 50 of /home/upigqg7ehqlm/public_html/go/sites/all/modules/pubdlcnt/pubdlcnt.module).