Xamarin: aapt.exe exited with code 1 Phil Hack Read more posts by this author. Phil Hack 30 Oct 2014 • 1 min read How to fix it: Inside Visual Studio -> tools -> options -> Project and Solutons -> Build and Run Change MSBuild Output verbosity from "Minimal" to "Normal" Check the build output to spot the file that contains a "-" Details from Stack overflow