并使用iOS指令将其添加到我的项目中(https://www.dropbox.com/developers/core/setup#ios)：

...
2. Navigate to where you uncompressed the SDK and drag the DropBoxSDK.framework folder into your project in Xcode
3. Make sure Copy items into destination group's folder is selected 
...

当我运行我的应用程序时,我收到此错误：

dyld: Library not loaded:
@executable_path/../Frameworks/DropBoxOSX.framework/Versions/A/DropBoxOSX
Referenced from:
/Users/ksoftware/Library/Developer/Xcode/DerivedData/Designer_Snapper-btgmsuibcccggidhnbajjezvhhhn/Build/Products/Debug/Designer
Snapper.app/Contents/MacOS/Designer Snapper Reason: image not found

SDK中包含的DBRouletteOSX应用程序运行良好.

为什么我会出现此错误,如何解决？