IOS报错Distill failed for unknown reasons.Assets.xcassets解决方法

Distill failed for unknown reasons.Assets.xcassets

字面上意思大概是

Assets.xcassets文件夹里有问题，提取失败

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看到网上有人说beta版本系统有问题，去换系统。误人子弟

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解决：Targets里build phases里删掉所有图片重新导入再重新运行