diff --git a/EduNetworkBuilder/NBSettings.cs b/EduNetworkBuilder/NBSettings.cs
index 649bff6..8ee1e01 100644
--- a/EduNetworkBuilder/NBSettings.cs
+++ b/EduNetworkBuilder/NBSettings.cs
@@ -84,6 +84,9 @@ namespace EduNetworkBuilder
             }
             else
             {
+                if (Properties.Settings.Default.ScoreList == null)
+                    Properties.Settings.Default.ScoreList = new System.Collections.Specialized.StringCollection();
+
                 LastPath = Properties.Settings.Default.LastPath;
                 AutoStartPuzzles = Properties.Settings.Default.AutoStartPuzzles;
                 ChosenLanguage = Properties.Settings.Default.ChosenLanguage;