Fatal error: Uncaught Error: Call to undefined method MW_WP_Form_Validation::setRule() in /home/nattokujk/nattoku.jp/public_html/wp-content/themes/nattoku_2014/functions.php:540 Stack trace: #0 /home/nattokujk/nattoku.jp/public_html/wp-includes/class-wp-hook.php(300): my_validation_rule(Object(MW_WP_Form_Validation)) #1 /home/nattokujk/nattoku.jp/public_html/wp-includes/plugin.php(203): WP_Hook->apply_filters(Object(MW_WP_Form_Validation), Array) #2 /home/nattokujk/nattoku.jp/public_html/wp-content/plugins/mw-wp-form/classes/controllers/class.main.php(127): apply_filters('mwform_validati...', Object(MW_WP_Form_Validation), Array, Object(MW_WP_Form_Data)) #3 /home/nattokujk/nattoku.jp/public_html/wp-includes/class-wp-hook.php(298): MW_WP_Form_Main_Controller->template_include('/home/nattokujk...') #4 /home/nattokujk/nattoku.jp/public_html/wp-includes/plugin.php(203): WP_Hook->apply_filters('/home/nattokujk...', Array) #5 /home/nattokujk/nattoku.jp/public_html/wp-includes/template-loader.php(73): apply_filters('template_inc in /home/nattokujk/nattoku.jp/public_html/wp-content/themes/nattoku_2014/functions.php on line 540