diff --git a/src/NzbDrone.Common/Extensions/PathExtensions.cs b/src/NzbDrone.Common/Extensions/PathExtensions.cs
index 9d0025a44..8f4c0b22d 100644
--- a/src/NzbDrone.Common/Extensions/PathExtensions.cs
+++ b/src/NzbDrone.Common/Extensions/PathExtensions.cs
@@ -101,6 +101,11 @@ public static string GetParentName(this string childPath)
         {
             var cleanPath = childPath.GetCleanPath();
 
+            if (cleanPath.IsNullOrWhiteSpace())
+            {
+                return null;
+            }
+
             return Directory.GetParent(cleanPath)?.Name;
         }