Warning: Attempt to read property "files" on null in /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/CdnEngine_GoogleDrive.php on line 591

Fatal error: Uncaught Error: Call to a member function listFiles() on null in /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/CdnEngine_GoogleDrive.php:591 Stack trace: #0 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/CdnEngine_GoogleDrive.php(611): W3TC\CdnEngine_GoogleDrive->path_get_id('wp-content/uplo...') #1 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/Cdn_Core.php(747): W3TC\CdnEngine_GoogleDrive->format_url('wp-content/uplo...') #2 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/Cdn_Plugin.php(1331): W3TC\Cdn_Core->url_to_cdn_url('https://nohalfm...', 'wp-content/uplo...') #3 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/Cdn_Plugin.php(979): W3TC\_Cdn_Plugin_ContentFilter->_link_replace_callback_ask_cdn('"https://nohalf...', '"', 'https://nohalfm...', 'wp-content/uplo...') #4 [internal function]: W3TC\_Cdn_Plugin_ContentFilter->_link_replace_callback(Array) #5 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/Cdn_Plugin.php(1014): preg_replace_callback('~(["'(=])\\s*(((...', Array, '"https://nohalf...') #6 [internal function]: W3TC\_Cdn_Plugin_ContentFilter->_srcset_replace_callback(Array) #7 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/Cdn_Plugin.php(928): preg_replace_callback('~srcset\\s*=\\s*[...', Array, ' <!DOCTY...') #8 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/Cdn_Plugin.php(331): W3TC\_Cdn_Plugin_ContentFilter->replace_all_links(' <!DOCTY...') #9 [internal function]: W3TC\Cdn_Plugin->ob_callback(' <!DOCTY...') #10 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/Util_Bus.php(39): call_user_func(Array, ' <!DOCTY...') #11 /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/Generic_Plugin.php(623): W3TC\Util_Bus::do_ob_callbacks(Array, ' <!DOCTY...') #12 [internal function]: W3TC\Generic_Plugin->ob_callback(' <!DOCTY...', 9) #13 /home/sites/nohalfmeasures.com/public_html/wp-includes/functions.php(5464): ob_end_flush() #14 /home/sites/nohalfmeasures.com/public_html/wp-includes/class-wp-hook.php(324): wp_ob_end_flush_all('') #15 /home/sites/nohalfmeasures.com/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array) #16 /home/sites/nohalfmeasures.com/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #17 /home/sites/nohalfmeasures.com/public_html/wp-includes/load.php(1279): do_action('shutdown') #18 [internal function]: shutdown_action_hook() #19 {main} thrown in /home/sites/nohalfmeasures.com/public_html/wp-content/plugins/w3-total-cache/CdnEngine_GoogleDrive.php on line 591