Xamarin Unknown Build Error : I'm new here and my English language is not very good.
I installed xamarin. Now I want test compiling with a blank app but it can't compile. It has an unknown error:
[http://cd8ba0b44a15c10065fd-24461f391e20b7336331d5789078af53.r23.cf1.rackcdn.com/xamarin.vanillaforums.com/FileUpload/a1/092e22f68d6fb1e587c7eac985617c.png][1]
  [1]: http://i.stack.imgur.com/zzOeT.png