Why can't I add a child pane plist file into my project's Settings.bundle?

Question

I\'m running Xcode 4.1 and I\'ve been following a tutorial about app settings. Everything has been going great up until I get ready to add a plist for a child pane that I want

Answer 1

In Xcode 4.3.2,

1. Right click the Project Name in the Project Navigator, and choose Show in Finder.
2. In Finder, right click the setting.bundle and choose Show Package Contents.
3. Copy the new .plist to setting.bundle.
4. Back to XCode, open the setting.bundle, wilfully add one item under the Preference Items, then expand it and modify the value of Type to Child Pane.I can't upload the image, so give the link of the blog.