解决方法如下:

1, `开始`->`Control Panel`->`Regional and Language Options`, `Formats` 标签里的 `Current format` 选择 `Chinese (PRC)`;

2, `Location` 标签里的 `Current location` 选择 `China`;

3, `Administractive` 标签里单击 `Change system locale` 按钮, `Current system locale` 选择 `Chinese (PRC)`, 这一点最重要.