系统升级到iOS13.1后,真机调试时Xcode运行程序到真机报错,提示Couldnotfinddeveloperdiskimage,XcodeDevice栏处的真机右侧显示“(unavailable)”步骤如下:把13.1(17A5821e).zip解压后拷贝到/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport