static PerformanceMonitorUsersInstaller() { builtinPerformanceMonitoringUsersName = new SecurityIdentifier(WellKnownSidType.BuiltinPerformanceMonitoringUsersSid, null).Translate(typeof(NTAccount)).ToString(); var parts = builtinPerformanceMonitoringUsersName.Split('\\'); if (parts.Length == 2) { builtinPerformanceMonitoringUsersName = parts[1]; } }