小编MBD*_*Dev的帖子

Xamarin Forms iOS 项目于 2019 年 10 月 10 日在昨天构建。今天更新到 Mac 和 Windows 上的最新组件，项目不再构建。

构建：发布 - iPhone - TestMobile.iOS - 设备

项目适用于 Mac 模拟器。项目在 iPhone 硬件上部署和调试。

• Visual Studio Pro 2019 - 16.3.4
• 适用于 Mac 的 Visual Studio 2019 - 8.3.3 版本 8
• Mac 上最新的所有组件
• MacOS Catalina 10.15

构建日志：

3>  AOT Compilation exited with code 1, command:
3>  MONO_PATH=/Users/bob/Library/Caches/Xamarin/mtbs/builds/TestMobileXF.iOS/e5f1c3a4936492ad245f1c68c3157dfc/C:/Temp/iOS/mtouch-cache/32/3-Build /Library/Frameworks/Xamarin.iOS.framework/Versions/13.4.0.2/bin/arm-darwin-mono-sgen --debug -O=gsharedvt -O=-float32  --aot=mtriple=armv7-ios,data-outfile=/Users/bob/Library/Caches/Xamarin/mtbs/builds/TestMobileXF.iOS/e5f1c3a4936492ad245f1c68c3157dfc/C:/Temp/iOS/mtouch-cache/armv7/ZXingNetMobile.aotdata.armv7,static,asmonly,direct-icalls,full,soft-debug,dwarfdebug,no-direct-calls,outfile=/Users/bob/Library/Caches/Xamarin/mtbs/builds/TestMobileXF.iOS/e5f1c3a4936492ad245f1c68c3157dfc/C:/Temp/iOS/mtouch-cache/armv7/ZXingNetMobile.dll.s "/Users/bob/Library/Caches/Xamarin/mtbs/builds/TestMobileXF.iOS/e5f1c3a4936492ad245f1c68c3157dfc/C:/Temp/iOS/mtouch-cache/32/3-Build/ZXingNetMobile.dll"
3>  '/Users/bob/Library/Caches/Xamarin/mtbs/builds/TestMobileXF.iOS/e5f1c3a4936492ad245f1c68c3157dfc/C' in MONO_PATH doesn't exist or has wrong permissions.
3>  '/Temp/iOS/mtouch-cache/32/3-Build' in MONO_PATH doesn't exist …