现在，要避免此错误，您需要在删除歌曲以前手动删除对它的引用。

For now, to avoid this error, you need to remove references to a song manually before deleting it.

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然而，不管是否考虑速度，此示例都表明了另一个要避免地常见错误。

However, regardless of speed considerations, this example showcases another common error to avoid.

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