更换主题后 之前用户的站点都无法显示

  用户站点报错
Warning: require(D:\xampps\htdocs\wordpress/wp-content/themes/spicepress/inc/custom-header.php): failed to open stream: No such file or directory in D:\xampps\htdocs\wordpress\wp-content\themes\twentyseventeen\functions.php on line 644

Fatal error: require(): Failed opening required 'D:\xampps\htdocs\wordpress/wp-content/themes/spicepress/inc/custom-header.php' (include_path='D:\xampps\php\PEAR') in D:\xampps\htdocs\wordpress\wp-content\themes\twentyseventeen\functions.php on line 644