The type or namespace name 'Windows' does not exist in the namespace 'Infrastructure.System' (are you missing an assembly reference?) CircularProgressBar.g.cs
The type or namespace name 'Windows' does not exist in the namespace 'Infrastructure.System' (are you missing an assembly reference?) CircularProgressBar.xaml
The type or namespace name 'Delegate' does not exist in the namespace 'Infrastructure.System' (are you missing an assembly reference?)  SearchView.g.cs
The type or namespace name 'CodeDom' does not exist in the namespace 'Infrastructure.System' (are you missing an assembly reference?)   CircularProgressBar.g.cs

namespace Infrastructure.System
{
  public enum TypeOfUser
  {
    User,
    Admin
  }

  public enum TypeOfTrialUser
  {
    User,
    Admin
  }

  public enum UserAccessStatus
  {
    Granted,
    Revoked
  }
}