Error: Your project is not referencing the "MonoAndroid,Version=v8.0" framework. Add a reference to....


環境

VisualStudio for Mac 7.4

現象

Error内容

: Error: Your project is not referencing the "MonoAndroid,Version=v8.0" framework. Add a reference to "MonoAndroid,Version=v8.0" in the "frameworks" section of your project.json, and then re-run NuGet restore. (StoreApp01.Android)

手順

Preferences... -> SDK Location -> Android-> で Android8.1のSDK Platformをinstellする

参考URL

Your project is not referencing the “.NETFramework,Version=v4.5” framework.