diff --git a/ARKBreedingStats/uiControls/NamePatterns.cs b/ARKBreedingStats/uiControls/NamePatterns.cs
index 8815fc6f..5d79acf7 100644
--- a/ARKBreedingStats/uiControls/NamePatterns.cs
+++ b/ARKBreedingStats/uiControls/NamePatterns.cs
@@ -336,7 +336,7 @@ public static Dictionary<string, string> CreateTokenDictionary(Creature creature
             string firstWordOfOldest = "";
             if (speciesCreatures.Any())
             {
-                firstWordOfOldest = speciesCreatures.Where(c => c.addedToLibrary != null && !c.flags.HasFlag(CreatureFlags.Placeholder)).OrderBy(c => c.addedToLibrary).First().name;
+                firstWordOfOldest = speciesCreatures.Where(c => c.addedToLibrary != null && !c.flags.HasFlag(CreatureFlags.Placeholder)).OrderBy(c => c.addedToLibrary).FirstOrDefault()?.name;
                 if (!string.IsNullOrEmpty(firstWordOfOldest) && firstWordOfOldest.Contains(" "))
                 {
                     firstWordOfOldest = firstWordOfOldest.Substring(0, firstWordOfOldest.IndexOf(" "));