当我在

example.com/wp-admin

警告：无法修改标题信息-标题已由/home/mytheme/public\\u html/wp content/themes/mytheme/functions.php:1）在/home/mytheme/public\\u html/wp includes/pluggable中发送。php在线899

这里有一些代码

<?php
if ( ! isset( $content_width ) )
    $content_width = 604;

/**
 * Add support for a custom header image.
 */
require get_template_directory() . \'/inc/custom-header.php\';

/**
 * Twenty Thirteen only works in WordPress 3.6 or later.
 */
if ( version_compare( $GLOBALS[\'wp_version\'], \'3.6-alpha\', \'<\' ) )
    require get_template_directory() . \'/inc/back-compat.php\';

/**
 * Twenty Thirteen setup.
 *
 * Sets up theme defaults and registers the various WordPress features that
 * Twenty Thirteen supports.
 *
 * @uses load_theme_textdomain() For translation/localization support.
 * @uses add_editor_style() To add Visual Editor stylesheets.
 * @uses add_theme_support() To add support for automatic feed links, post
 * formats, and post thumbnails.
 * @uses register_nav_menu() To add support for a navigation menu.
 * @uses set_post_thumbnail_size() To set a custom post thumbnail size.
 *
 * @since Twenty Thirteen 1.0
 *
 * @return void
 */

任何想法。我还检查了周围没有空位