XCode中未找到架构I386 -Dropbox SDK的符号

Question

我是iOS开发的新手。在我的应用程序中，我试图包括Dropbox API。包含此API之后，我要低于错误。

确实需要。

-[MPOAuthCredentialConcreteStore(KeychainAdditions) addToKeychainUsingName:andValue] in DropboxSDK
  "_kSecAttrSecurityDomain", referenced from:
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) addToKeychainUsingName:andValue] in DropboxSDK
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) findValueFromKeychainUsingName:returningItem in DropboxSDK
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) removeValueFromKeychainUsingName] in DropboxSDK
  "_kSecAttrServer", referenced from:
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) addToKeychainUsingName:andValue] in DropboxSDK
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) findValueFromKeychainUsingName:returningItem] in DropboxSDK
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) removeValueFromKeychainUsingName] in DropboxSDK
  "_kSecAttrService", referenced from:
      +[DBKeychain initialize] in DropboxSDK
  "_kSecAttrType", referenced from:
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) addToKeychainUsingName:andValue] in DropboxSDK
  "_kSecClass", referenced from:
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) addToKeychainUsingName:andValue in DropboxSDK
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) findValueFromKeychainUsingName:returningItem] in DropboxSDK
      -[MPOAuthCredentialConcreteStore(KeychainAdditions) removeValueFromKeychainUsingName in DropboxSDK
      +[DBKeychain initialize] in DropboxSDK
      +[DBKeychain setCredentials in DropboxSDK
  "_kSecClassGenericPassword", referenced from:
      +[DBKeychain initialize] in DropboxSDK
  "_kSecClassInternetPassword", referenced from:

Answer 1

确保您不忘记添加Security.framewok