in src/YouTrackSharp/Issues/Issue.cs [489:502]
public override bool TryGetMember(GetMemberBinder binder, out object result)
{
var field = GetField(binder.Name)
?? GetField(binder.Name.Replace("_", " ")); // support fields with space in the name by using underscore in code
if (field != null)
{
result = field.Value;
return true;
}
result = null;
return true;
}