I am trying to install Xamarin with the Xamarin Installer, Visual Studio 2015 was already installed (professional edition), but the installer of Xamarin stops execution with the following error message:
Initial task interrupted by exception
Illegales Zeichen im Pfad.
Exception type: System.ArgumentException
Full stack trace:
bei Xamarin.Web.Installer.TasksManager.<>c__DisplayClass19_0.b__0(Object e)
The complete log file is attached.