( ! ) Fatal error: Call to undefined function twentyfourteen_post_thumbnail() in /home/sites/heteml/users/r/e/m/remar5/web/kokuwaryutsu/wp-content/themes/kokuwa/content-page.php on line 14
Call Stack
#	Time	Memory	Function	Location
1	0.0002	218112	{main}( )	.../index.php:0
2	0.0005	218976	require( '/home/sites/heteml/users/r/e/m/remar5/web/kokuwaryutsu/wp-blog-header.php' )	.../index.php:17
3	1.0301	9861040	require_once( '/home/sites/heteml/users/r/e/m/remar5/web/kokuwaryutsu/wp-includes/template-loader.php' )	.../wp-blog-header.php:19
4	1.0494	9873456	include( '/home/sites/heteml/users/r/e/m/remar5/web/kokuwaryutsu/wp-content/themes/kokuwa/page.php' )	.../template-loader.php:106
5	1.0967	10219504	get_template_part( )	.../page.php:25
6	1.0968	10220648	locate_template( )	.../general-template.php:204
7	1.0968	10220816	load_template( )	.../template.php:676
8	1.1187	10234168	require( '/home/sites/heteml/users/r/e/m/remar5/web/kokuwaryutsu/wp-content/themes/kokuwa/content-page.php' )	.../template.php:732