php应用程序更新:文件名中无效字符

上传使用Wordpress的php应用程序时出现问题

* version - 1.8.0
* language - php
* operating system - Windows 7

更新到GAE显示许多文件的以下错误。尝试重命名几个文件，但错误弹出另一个文件，等等。这些是wordpress 3.5.1文件。

Error 400: --- begin server output ---
Invalid character in filename: __static__'wordpress/wp-includes/css/admin-bar.css
--- end server output ---

app.yaml含量:

-------------------------------------------
application: fargocricketclub
version: 1
runtime: php
api_version: 1
threadsafe: yes
handlers:
- url: /(.*'.(htm$|html$|css$|js$))
  static_files: wordpress/'1
  upload: wordpress/(.*'.(htm$|html$|css$|js$))
  application_readable: true
- url: /wp-content/(.*'.(ico$|jpg$|png$|gif$))
  static_files: wordpress/wp-content/'1
  upload: wordpress/wp-content/(.*'.(ico$|jpg$|png$|gif$))
  application_readable: true
- url: /(.*'.(ico$|jpg$|png$|gif$))
  static_files: wordpress/'1
  upload: wordpress/(.*'.(ico$|jpg$|png$|gif$))
- url: /wp-admin/(.+)
  script: wordpress/wp-admin/'1
  secure: always
- url: /wp-admin/
  script: wordpress/wp-admin/index.php
  secure: always
- url: /wp-login.php
  script: wordpress/wp-login.php
  secure: always
- url: /wp-cron.php
  script: wordpress/wp-cron.php
  login: admin
- url: /xmlrpc.php
  script: wordpress/xmlrpc.php
- url: /(.+)?/?
  script: wordpress/index.php