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ios - FacebookSDK 3.0 - Apple Mach-O 链接器错误

转载 作者:技术小花猫 更新时间:2023-10-29 10:21:41 24 4
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我正在尝试在我的一个应用程序中实现 Facebook,因此遵循了 Hackbook 上的官方 Facebook 教程。 https://developers.facebook.com/docs/howtos/login-with-facebook-using-ios-sdk/

我按照描述实现了所有操作,没有收到任何错误或警告。但是,当我尝试构建该应用程序时,出现了 17 个 Mach-O 链接器错误。

Undefined symbols for architecture i386:
"_FBSessionStateChangedNotification", referenced from:
-[ForeverMainViewController sessionStateChanged:state:error:] in ForeverMainViewController.o
"_sqlite3_bind_double", referenced from:
-[FBCacheIndex _updateEntryInDatabaseForKey:entry:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _writeEntryInDatabase:] in FacebookSDK(FBCacheIndex.o)
"_sqlite3_bind_int", referenced from:
-[FBCacheIndex _updateEntryInDatabaseForKey:entry:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _writeEntryInDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _trimDatabase] in FacebookSDK(FBCacheIndex.o)
"_sqlite3_bind_text", referenced from:
-[FBCacheIndex _updateEntryInDatabaseForKey:entry:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _writeEntryInDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _readEntryFromDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _removeEntryFromDatabaseForKey:] in FacebookSDK(FBCacheIndex.o)
"_sqlite3_close", referenced from:
___23-[FBCacheIndex dealloc]_block_invoke_0 in FacebookSDK(FBCacheIndex.o)
"_sqlite3_column_double", referenced from:
-[FBCacheIndex _readEntryFromDatabase:] in FacebookSDK(FBCacheIndex.o)
"_sqlite3_column_int", referenced from:
-[FBCacheIndex _readEntryFromDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _fetchCurrentDiskUsage] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _trimDatabase] in FacebookSDK(FBCacheIndex.o)
"_sqlite3_column_text", referenced from:
-[FBCacheIndex _readEntryFromDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _trimDatabase] in FacebookSDK(FBCacheIndex.o)
"_sqlite3_errmsg", referenced from:
_releaseStatement in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _updateEntryInDatabaseForKey:entry:] in FacebookSDK(FBCacheIndex.o)
_initializeStatement in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _writeEntryInDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _readEntryFromDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _fetchCurrentDiskUsage] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _removeEntryFromDatabaseForKey:] in FacebookSDK(FBCacheIndex.o)
...
"_sqlite3_exec", referenced from:
___36-[FBCacheIndex initWithCacheFolder:]_block_invoke_0 in FacebookSDK(FBCacheIndex.o)
"_sqlite3_finalize", referenced from:
_releaseStatement in FacebookSDK(FBCacheIndex.o)
"_sqlite3_open_v2", referenced from:
___36-[FBCacheIndex initWithCacheFolder:]_block_invoke_0 in FacebookSDK(FBCacheIndex.o)
"_sqlite3_prepare_v2", referenced from:
_initializeStatement in FacebookSDK(FBCacheIndex.o)
"_sqlite3_reset", referenced from:
_initializeStatement in FacebookSDK(FBCacheIndex.o)
"_sqlite3_step", referenced from:
-[FBCacheIndex _updateEntryInDatabaseForKey:entry:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _writeEntryInDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _readEntryFromDatabase:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _fetchCurrentDiskUsage] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _removeEntryFromDatabaseForKey:] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _dropTrimmingTable] in FacebookSDK(FBCacheIndex.o)
-[FBCacheIndex _trimDatabase] in FacebookSDK(FBCacheIndex.o)
...
ld: symbol(s) not found for architecture i386

在重新实现、清理应用程序、确保一切都在那里之后,我没有主意了。我也在另一个应用程序中实现了它,但再次纠正了错误。然而,来自 Facebook 的给定样本按预期工作。我在互联网上做了各种提示,但到目前为止都没有用。也许这里有人对 API 有所了解并且对我有很好的提示:)

最佳答案

我认为你错过了这一行

NSString *const FBSessionStateChangedNotification = @"FBSessionStateChangedNotification";

并添加对 -lsqlite3.0 的引用

参见 https://developers.facebook.com/docs/getting-started/getting-started-with-the-ios-sdk/#project

关于ios - FacebookSDK 3.0 - Apple Mach-O 链接器错误,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/11916682/

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