Fatal error: Uncaught Error: Class "autoptimizeSpeedupper" not found in /home/.sites/21/site1018/web/wp-content/plugins/autoptimize/classes/autoptimizeMain.php:316
Stack trace:
#0 /home/.sites/21/site1018/web/wp-includes/class-wp-hook.php(324): autoptimizeMain->start_buffering('')
#1 /home/.sites/21/site1018/web/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(false, Array)
#2 /home/.sites/21/site1018/web/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#3 /home/.sites/21/site1018/web/wp-includes/template-loader.php(13): do_action('template_redire...')
#4 /home/.sites/21/site1018/web/wp-blog-header.php(19): require_once('/home/.sites/21...')
#5 /home/.sites/21/site1018/web/index.php(17): require('/home/.sites/21...')
#6 {main}
  thrown in /home/.sites/21/site1018/web/wp-content/plugins/autoptimize/classes/autoptimizeMain.php on line 316