真机编译错误：Command /usr/bin/codesign failed with exit

真机编译错误：Command /usr/bin/codesign failed with exit

在终端里输入：
sudo ln -s /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/codesign_allocate /usr/bin

并回车，则可解决

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原文地址：https://www.cnblogs.com/jiangshiyong/p/2596475.html